Soco International agreed to stop exploring for oil in Democratic Republic of Congo's oldest national park, home to critically endangered mountain gorillas. Why are they there in the first place?
California's new food policy requires all 23 colleges to source 20% of food locally, and 140 other universities have signed on.
Renewable energy projects in German are a tourist attraction, but the country is opening coal plants and ending the fracking ban.
Pollinators need help and some solar farms are providing the native wildflowers they need.
A mega-dam project has been halted in one of last undisturbed, truly wild places on our planet, as the country turns more to solar energy.
Researchers are optimistic this can work - creating super-strong coral reefs through selective breeding.
Because we can't see carbon pollution, many people aren't aware of its health impacts, which range from respiratory problems to Lyme Disease.
Reeling from acute shortages of reliable electricity, Pakistan needs solar energy.
An interview with President Obama gives us some insight into his how he is approaching this all-important issue.
The money will be used for off-grid small solar and small hydro to bring electricity to rural populations.