Power to the people
Millions of people around the world don't have access to electricity. But clean energy innovation is leapfrogging power grids and bringing energy where it's needed
El Salvador protects its forests from onslaught by ranchers
El Salvador's forests, many of which were damaged in the 1980s civil war, are now under threat from cattle ranchers who burn off trees to convert the land into pasture
East African drought
East Africa is suffering through its worst drought in years, with million at risk as famine threatens to take hold
Communicating climate change
How can climate change be made easier to understand, to help people act on it?
Wind energy
The use of wind energy is growing around the world as countries look for new, clean sources of energy and try to cut their climate-changing emissions
Food and climate change
Changing weather patterns and higher temperatures threaten food production around the world, particularly in the poorest countries that have fewest resources to adapt. But a range of innovations could help, including changes in farming practices, use of more resilient crops, water harvesting and early warning systems.
Palm oil, biofuel and land disputes
As the world seeks new sources of renewable energy to curb climate change, more agricultural and forest land is being turned to biofuel production, In some places - particularly Africa - that change in land use involves small-scale farmers or forest dwellers losing land to big companies in what those evicted call "land grabs"
Hydropower
Hydropower is a source of clean, renewable energy - but can it stand up to the more erratic rainfall climate change produces? And what happens to people in the path of large dam projects?