Efforts to help Colombian farmers find alternatives to growing coca -- the plant used to make cocaine -- yield promising results.
Sunflowers are bringing new life to blighted neighborhoods of New Orleans by cleaning up contaminated soil and being a source of biofuel.
From banning plastic bags to raising awareness about rising sea levels, kids are proving that they can be a powerful force in the battle against climate change.
Oil companies Exxon Mobil, Chevron/Texaco and Shell face lawsuits alleging they engaged in environmental and human rights abuses, including wrongful deaths.
A worker-run women's cooperative in Mexico is recycling steady stream of discarded televisions and computers once destined for America's landfills.
The health problems associated with DDT outweighs its effectiveness in controlling malaria , and the WHO plans to phase it out worldwide by 2020.
The agro-energy industry gets nearly three quarters of a billion dollars from the Obama administration -- what this means for the future of biofuels.
In New York, many low-income neighborhoods that lack access to fresh and affordable fruits and vegetables now have help.
Nancy Sutle, President Obama's top environmental advisor on the administration's major acts on clean energy, climate change and environment.
A California utility to receive energy from space, via a satellite that will collect solar energy and beam it back to Earth to be used for electricity.