Rodrigue Katembo has saved critically endangered wildlife in the DRC's Virunga National Park, including mountain gorillas, elephants and hippos.
"One day we will wake up to find we have literally changed the face of the Earth," actor Morgan Freeman says in this video,...
At COP21, participating countries are planning on adapting to and slowing the effects of climate change. Do you know what your country is pledging?
NASA is seeking suggestions for what its solar-powered spacecraft should photograph on Jupiter. Visit JunoCam's website to participate in the mission.
The rural town !Kheis in South Africa is cooler than ever before with a simple, energy-efficient technology to keep buildings cool.
With its largest expansion in nearly 70 years, Yosemite National Park gains wetlands, meadows and rolling hills that are a haven for endangered species.
In many U.S. coastal towns, sea level rise caused by climate change is happening right now. Scientists are looking at ways to protect seaside communities.
Pockets of urban land and city rooftops don't need to remain dormant or unkempt. An urban farm or garden can help the environment and beautify the area.
Many countries have signed and some have gone further to "join" the Paris agreement to slow climate change — so what's next?