🇨🇴Colombia

A cyclist-engineer and an activist in Bogotá turned a few hours of soldering into a citizen network whose homemade sensors found bus cabins with air up to ten times worse than elsewhere in the city.

Founded by waste pickers from Bogotá's dump in 1990, the ARB still negotiates directly with the city and now fights for recyclers' social protection under Colombia's new Decree 0271 of 2026.

Fundación Colombianitos uses football, play and life-skills education to steer children from Colombia's most violence-affected communities away from conflict, addiction and recruitment.

Protects the critically endangered cotton-top tamarin by conserving and reconnecting Colombia's tropical dry forest.

On Colombia's Caribbean coast, 27 Afro-descendant and Indigenous fruit-growing families are each getting a solar irrigation system, and their pulp plant is going solar too.

Colombia's leading bird conservation NGO protects a cloud forest reserve ranked the most irreplaceable protected area on Earth.

Fourteen community-elected guardians from the Chocó rainforest co-represent the Atrato River's legal rights after mercury from illegal mining poisoned it.

Colombian peasant, Indigenous and Afro-descendant custodians now run community seed houses that together hold over 1,500 native and creole varieties, and in Boyacá farmers just rescued four lost native potatoes.

Every Sunday and public holiday, Bogotá shuts down more than 138 kilometers of major roads to cars, turning them over to roughly 1.5 million cyclists, runners, walkers and skaters.

A Colombian NGO leads science and surveillance for Malpelo, a remote Pacific island sanctuary that hosts hundreds of migratory hammerhead sharks.

Sixty families in Colombia's most deforested department are raising native stingless bees as a sweeter, forest-friendly alternative to cattle ranching and coca.

A Bogotá social enterprise melts down plastic waste into Lego-like bricks that assemble into low-cost, durable classrooms and homes.