POLLUTION BLOG

In the Inambari district, the Saltur VI mining concession, led by Ms. Victoria Condori, initiated a reforestation process on one intervened hectare as part of its mine closure efforts and its commitment to responsible and mercury-free mining. Saltur VI's activities...

En Pure Earth Perú, el 2025 estuvo marcado por avances concretos en nuestra misión de reducir la exposición a metales tóxicos y proteger la salud de las personas y los ecosistemas, a través de tres líneas de trabajo que se...

En Remedios, Antioquia, Pure Earth se sumó a más de 170 representantes de la pequeña minería, autoridades locales, academia y empresas tecnológicas en la primera Feria de Promoción, Innovación y Fomento Minero, liderada por la Agencia Nacional de Minería (ANM)...

During International Lead Poisoning Prevention Week (ILPPW) 2025, Pure Earth teams and partners across Africa, Asia, and Latin America mobilized governments, health institutions, youth groups, and the private sector around a clear message: there is no safe level of lead...

This is the third year of the Strengthening Health Systems to Reduce Lead Exposure project, which is designing and implementing programs that identify, monitor, and reduce childhood lead exposure. Since 2023, Pure Earth, Vital Strategies, and local project partners have been...

“No hay nivel seguro: actuemos ya para erradicar la exposición al plomo” Del 19 al 25 de octubre de 2025, la Organización Mundial de la Salud (OMS) impulsa la Semana Internacional de Prevención de la Intoxicación por Plomo, bajo el...

The Santander Water Protection Alliance (Alianza PAS), a multi-stakeholder platform led by the National Business Association of Colombia (ANDI) through its National Water and Biodiversity Center (CNAB), formalized during its 22nd Committee meeting the inclusion of Pure Earth, an international...

La Alianza por la Protección del Agua en Santander (Alianza PAS), plataforma multiactor liderada por la Asociación Nacional de Empresarios de Colombia – ANDI a través de su Centro Nacional del Agua y la Biodiversidad (CNAB), oficializó en su Comité...

La Minería Artesanal y de Pequeña Escala (MAPE), especialmente en zonas rurales de países como Colombia, sigue siendo una fuente vital de sustento para cientos de miles de personas. Sin embargo, esta actividad también presenta impactos ambientales severos, vinculados principalmente...

In 2024, Pure Earth advanced efforts to elevate awareness of lead poisoning and drive government response through our Global Lead Program. The program measures progress across five key outcomes and related indicators. This blog series will highlight our 2024 results...

With great enthusiasm, Pure Earth Mexico celebrated its successful participation in the 2025 Diplomatic Cultural Bazaar, organized by the Asociación de Cónyuges de Diplomáticos A.C., on Wednesday, May 14 2025 in Mexico City. This year’s edition featured the remarkable presence...

Como parte de una investigación nacional para identificar fuentes de exposición al plomo en utensilios de cocina, el equipo técnico de Pure Earth Colombia visitó el municipio de Ráquira, Boyacá, uno de los principales centros de producción artesanal de cerámica...

La reciente presentación del proyecto de ley por parte de la Agencia Nacional de Minería (ANM) que busca penalizar toda la cadena del mercurio en Colombia marca un hito significativo en la protección de la salud humana y del ambiente....

The Australian Embassy in Mexico, led by Her Excellency Ambassador Rachel Moseley, made an official visit to the communities of San Felipe Cuapexco, Cohuecan, and Acteopan, Puebla, to witness firsthand the results of the program “Circle of Women Made of...

We are pleased to share our new report, Global Lead Program: 2024 Results and Achievements, which details the activities and accomplishments of Pure Earth's global, collective effort to reduce lead poisoning. The report also includes an annex listing key milestones achieved...

In a vibrant exchange of knowledge and emotions, a group of Peruvian women, members of the MAPE Women Miners Network of Madre de Dios, experienced a unique journey in Antioquia, Colombia. This internship, organized in collaboration with Wyss Academy, Pure...

Knowledge that transforms During a visit that combined technical knowledge with heartfelt connection, Pure Earth Colombia had the privilege of hosting and accompanying a group of Peruvian women miners from the Network of Women Miners of Madre de Dios on...

Conocimiento que transforma Durante una visita que combinó la técnica con el corazón, Pure Earth Colombia tuvo el privilegio de recibir y acompañar a un grupo de mujeres mineras peruanas integrantes de la Red de Mujeres Mineras de Madre de...

Lead is a threat to children's health in Peru. Aware of this issue, the Ministry of Health (Minsa) has signed an agreement with the organizations Pure Earth and Vital Strategies to strengthen surveillance and care for children under five years...

One year ago, a promise was made: to work alongside the women miners of Madre de Dios and support them on their journey toward responsible mining. Today, that promise becomes a reality with the signing of an agreement between Pure...

La exposición al plomo es un problema significativo de salud pública mundial, con impactos graves en la salud infantil, especialmente en el desarrollo cognitivo y el comportamiento. Se estima que más de medio millón de niños tienen niveles de plomo...

Pure Earth is pleased to announce the launch of a new program, “Mitigating Lead Exposure in Low- and Middle-Income Countries,” being implemented in Colombia, Egypt, Ghana, India, Indonesia, Peru, and the Philippines. Support for this program comes from a generous...

La publicación del Informe Nacional: Minería Ilegal y Contaminación por Mercurio en Colombia marca un hito crucial en los esfuerzos por enfrentar los graves impactos socioambientales derivados de la minería ilegal y el uso de mercurio en el país. Este...

In the heart of the Peruvian Amazon, Madre de Dios faces the environmental and social challenges posed by artisanal and small-scale gold mining (ASGM). However, a group of women is transforming this reality through an innovative project led by Pure...

En el corazón de la Amazonía peruana, Madre de Dios se enfrenta a los desafíos del impacto ambiental y social causado por la minería artesanal y de pequeña escala (MAPE). Sin embargo, un grupo de mujeres está transformando esta realidad...

El sector de la joyería tiene una oportunidad única de impactar positivamente en el mundo al optar por metales preciosos obtenidos de manera ética y responsable. En Pure Earth Perú, nuestro compromiso es colaborar con la transformación de la minería...

At Pure Earth Peru, our commitment is to support the transformation of legal artisanal mining in Madre de Dios, a region of incredible biodiversity where traditionally informal, mercury-dependent gold mining has caused significant environmental and social damage. Through our project...

La contaminación por mercurio, principalmente generada por actividades mineras ilícitas, representa una de las mayores amenazas para el medio ambiente y la salud pública en Colombia, siendo el principal emisor per cápita de mercurio en el mundo, con una liberación...

Mercury pollution, primarily generated by illicit mining activities, represents one of the greatest threats to the environment and public health in Colombia. The country is the world’s largest per capita emitter of mercury, with significant releases stemming from small-scale gold...

• 1.38 million children aged 1 to 4 (17.2% of the total population) have lead poisoning in Mexico (blood lead levels ≥5 µg/dL) according to the current Official Standard. • The population experiencing the greatest deprivations, such as living in...

On a recent trip to the Peruvian Amazon, Rodrigo Velarde, Pure Earth Peru’s Country Director, Jen Maraccino, Pure Earth's Senior Director of Development, and Allison Charalambous, Brilliant Earth's Vice President of Responsible Sourcing and Sustainability, visited Artisanal Miners Association Tauro...

More than 50 Pueblan artisans received training in modern and sustainable lead-free pottery techniques during the Pottery Knowledge Communities Meet-Up. San Bartolo Cohuecan will host a transformative event aimed at strengthening artisanal production and eliminating the use of lead in...

Lead was found in 18% of the most consumed foods by the Mexican population, including products such as rice, wheat, soy, pepper, guajillo chili, processed meats, and baby food. Researchers from Universidad Iberoamericana in Mexico City, the National Institute of...

The 4th Potters' Gathering highlighted the importance of adopting safe and lead-free practices in pottery production, thereby contributing to the health and well-being of the community. It is important to preserve the rich cultural tradition of pottery in Mexico, recognizing...

Rodrigo Velarde, Pure Earth's new Country Manager for Peru, shares an update on his team's work in developing responsible solutions to mitigate pollution, and achieving recognition in the Latin American region for its work to create the first mercury-free gold...

In this spotlight, Agustín Gama, Pure Earth’s new Country Director for Mexico, shares an update on the work of our team in Mexico.  Visit the Pure Earth Mexico page to learn more. For Spanish-language access, visit the project website barroaprobado.org...

In this spotlight, Lizeth Olaya Zambrano, Pure Earth’s new Country Director for Colombia, shares an update on the work of our team in Colombia. Their recent accomplishments include winning one of the top prizes in a global competition to conserve...

In 2021, Pure Earth launched an ambitious project to analyze the lead (Pb) content in thousands of consumer products in markets across 25 low- and middle-income countries. This project, the Rapid Market Screening (RMS),  is the first analysis of its...

2022 was a year of growth. Pure Earth programs doubled in size, enabling us to expand our focus on lead and mercury in the most impacted countries. As a result of this expansion, long-time Pure Earth officer Drew McCartor, who...

Out of 121 applicants from 22 countries, a team from Pure Earth Colombia emerged as one of four winners of The Artisanal Mining Grand Challenge to develop new innovations to conserve the Amazon rainforest. Pure Earth's innovative technique uses copper...

For over four years, Pure Earth has been working with a mining association in an alliance that was formed thanks to the working relationship between the association's president Vilma C. and Pure Earth local coordinator France Cabanillas.  Today, the mining...

On October 20, just days before we launched our global outreach for International Lead Poisoning Prevention Week (ILPPW), we received word that Pure Earth President Richard Fuller was being recognized as one of Vox's Future Perfect 50, honoring individuals building a more perfect future. In...

Lead poisoning in Mexico is an urgent health problem that can cause brain damage,  IQ loss, and other developmental delays especially in children who eat food prepared and served in lead-glazed pottery. Despite the fact that almost half of all...

Recent high profile news reports, such NBC's "Paradise Lost: The weight of gold," are bringing fresh attention to the problem of mercury pollution and deforestation. Our latest story from the field shows the progress we are making in researching and...

Out of 121 applicants from 22 countries, a team from Pure Earth Colombia has emerged as one of the top 13 finalists selected for a $1 million challenge prize to protect the Amazon from impacts of artisanal and small-scale gold...

In a remote mining corridor in Peru, a mining association called AMATAF is on a mission to change the face of gold mining in the Amazon. [caption id="attachment_19667" align="alignnone" width="600"] Land degraded by gold mining can be seen in the...

Pure Earth reached several milestones in 2021, including critical recognition as the most effective organization working today to solve the global childhood lead poisoning crisis! We are especially proud of this as it reflects the hard work put in by the...

Why are women's circles important? Because as women, we spend our time caring for others. We take care of men, the elderly, children, but sometimes we forget to also take care of ourselves. Women's circles are important because historically, those...

Pure Earth's Daniel Estrada testing the yard of a home in Mexico for the presence of toxic lead. What is the true scope of lead poisoning in Mexico? For the first time, we have a clearer picture, thanks to a...

In May 2018, Pure Earth held a lead-free workshop for nine potters in Maragogipinho, Brazil. This was an important first step in helping a community, where some residents had blood lead levels as much as 15 times above the EPA’s level...

For years, parents in Malambo, Colombia, didn't know that their children were sleeping on poison. Surrounded by five lead smelters, Malambo was heavily contaminated with lead. Over the years, lead had polluted the ground, settled on almost every surface in...

Lead Poisoning Study: 300 mothers and their newborns In 2015, Pure Earth worked with the National Institute of Public Health (INSP) in Mexico on the first-ever effort to detect and measure exposure to lead poisoning at a state level in...

Alejandro celebrated his 13th birthday recently with a new mattress, but what he received was a potential lifetime of safe and sound sleep. He is one of about 50 children living near a lead smelter in Malambo, Colombia, who we found...

When Pure Earth visited Maragogipinho, a village in the town of Aratuípe in Brazil, in 2017 as part of the Toxic Sites Identification Program (TSIP), the team found lead concentrations in the soil as high as 44,500 ppm (the EPA level...

https://youtu.be/V6IxvUExAlQ Pure Earth's toxic site investigators can be found the world over. Their mission? To walk the earth in order to find, map and assess polluted sites in low and middle-income countries, where residents are being poisoned where they live. The...

This post is by Charlie Espinosa, Pure Earth intern for Latin America. A 2014 study conducted by Universidad Naciónal de Colombia revealed high lead levels in all students attending La Bonga Elementary School. Located in Malambo, Colombia, the school sits in...

Watch a video of the project above, or click here. This post is from Charles Espinosa, an intern working with our Latin America program team. Charlie is pursuing a master's degree in Latin American studies at Columbia University, with a...

Earlier this year, Pure Earth launched an ambitious project in Peru, supported by Brilliant Earth, a global leader in ethically sourced fine jewelry.  The goal: to transform the Chichiqueros artisanal gold mining community into a mercury-free model.  The Chichiqueros work in an area...

  Earlier this year, Pure Earth launched an ambitious project supported by Brilliant Earth, a global leader in ethically sourced fine jewelry.  The goal: to transform the Chichiqueros artisanal gold mining community into a mercury-free model.  The Chichiqueros work in an area in...

  This post comes to you from Alfonso Rodríguez, Pure Earth's new country director in Colombia.  The Pure Earth team at a toxic site visit in Colombia: (l to r) Daniel Estrada, Alfonso Rodríguez, John Keith Pure Earth has expanded its Toxic...

[caption id="attachment_4960" align="aligncenter" width="879"] A view of the district of Laberinto from the Inambari River. Over years of constant shifting, the river has transformed the area into a complicated landscape.[/caption] Located about an hour from the city of Puerto Maldonado,...

Dirty Talk With A View  For our latest Dirty Talk (Pure Earth's awareness-raising lunchtime series), we brought experts to the New York Times building to talk about pollution in Latin America. The event attracted a full house and boasted some of the best...

Meet Filipino gold miners Leoncio Na-Oy (pictured below, right) and Rudy Onos. Over the past few years, Pure Earth has been working with Leoncio and Rudy to test and teach a century-old, traditional method of mercury-free gold mining Leoncio rediscovered in his...

Over the past year, we have started to finally see a shift connecting the silos that have kept efforts on the environment, health and development in separate disciplines. The catalyst for much of this progress has come from the creation...

[caption id="attachment_16047" align="alignnone" width="300"] Photo by Alex Proimos (Lake Titicaca) [CC BY 2.0 (http://creativecommons.org/licenses/by/2.0)], via Wikimedia Commons[/caption] A milestone has been reached in the long struggle to clean up the famed Lake Titicaca. Bolivia and Peru have agreed to provide more than...

AN URGENT CALL IN THE NIGHT Earlier this year, Sandra Gualtero, Pure Earth's regional director for Latin America and the Caribbean, received a late-night email labelled “URGENT.” It was from a nurse in Mexico who had just discovered a newborn baby with...

[Read a version of this story in Spanish.] At this year's Festival Internacional Cervantino, one of the most important arts and cultural events in Latin America, a dinner designed to showcase the culinary culture of Morelos state became a milestone in the fight against...

Gold miners are revered here... This statue, which takes pride of place in the center of a gold mining town in Peru, speaks volumes about the relationship between gold and many locals. Artisanal and small-scale gold mining is a traditional...

Mexico's 500-year old tradition of using toxic lead-glazes in pottery is a problem that continues to plague residents to this day. In our paper "Blood Lead Levels in Mexico and Pediatric Burden of Disease Implications,” published in the Annals of Global...

[caption id="attachment_3044" align="alignnone" width="640"] The media turned out in force to help us launch "Barro Aprobado" and spread awareness about lead-free pottery in Mexico.[/caption] Across Mexico every day, millions of meals served in homes and restaurants come with an extra,...

Up to 20% of Mexicans have elevated blood level levels. This is from the use of traditional Mexican pottery---the colorful plates, pots and other wares that you see in almost every home and restaurant in the country. Traditional Mexican pottery has been...

It is a small but powerful tool.  The handheld XRF (X-ray fluorescence) analyzer can identify toxic particles in soil in about 30 seconds, allowing remediation crews to quickly locate and determine the extent of any contamination, and potentially begin life-saving cleanup without...

Filipino Miners in Bolivia Roadmap For Cleanup More Pilot Projects on the Way Blacksmith brought Filipino gold miners to Latin America in 2013 to test and teach the Benguet method, (sometimes known as the "borax method") to artisanal miners in Bolivia. If successful,...

A new report provides a roadmap that can be used to accelerate pollution cleanup in Latin America.  With input from experts from seven Latin American countries (Argentina, Brazil, Chile, Colombia, Mexico, Peru, Uruguay) and the U.S., the report examines environmental...

It has been three years of tense litigation between El Salvador’s Attorney General’s office and the Grupo Record lead-acid battery facility since Blacksmith Institute’s first visit in 2008.  After his meeting with Herman Rosa Chavez, Salvadorian Minister of the Environment,...