Farmers should use biopesticides - naturally occurring substances that kill pests such as the fall armyworm - instead of using pesticides, which are often highly toxic.
Human conflict can bring isolation to environments, which helps the local ecology thrive. After the war has ended, the return of nature is a poignant memorial and symbol of peace.
Water supply systems weren't designed to deal with altering weather patterns brought about by climate change. This needs to change.
Nations may soon be desperate enough about global warming to consider deliberately engineering the world’s climate.
Nigeria's forests are used by terrorists, kidnappers, cannabis cultivators, cattle rustlers and robbers.
Drones are low cost and easy to operate. They give quality, high resolution outputs, and can be deployed fast and often.
The UN climate talks are being held in a nation dominated by cheap coal.
Climate change, pollution and illegal fishing by foreign boats is threatening the livelihoods of millions of people.
Sahia and her husband hoped to start a life in Singpur, a village in Bangladesh. But the riverside community found climate change made putting down roots impossible.
When the Aral Sea dried up, it was called the "world's worst environmental disaster". We're witnessing its equivalent in Africa.
Mangrove forests grow in the tidal lagoons of tropical coastlines and they could actually benefit from climate change. Here's what that means for us.