OPINION: It's time for the U.N. Security Council to take on climate change
With climate threats growing fast, the U.N. Security council has the power to cap greenhouse gas emissions on every country and sanction those who fail to comply
Fashion for the future: London students present sustainable designs
The show looks at the fashion industry's impact on the environment at a time when designers are seeking to appeal to increasingly environmentally conscious consumers
Activists urge banks not to finance Ugandan oil pipeline
30 international and local campaign groups say the project would damage local livelihoods, water resources and wildlife, as well as being a new source of carbon emissions
Is our love of avocados drying Chile's water supplies?
In Petorca, in Chile's Valparaiso region, local people and small avocado farmers say the arrival of big commercial avocado companies more than a decade ago has led to increasingly severe water shortfalls.
How sweet potato can help achieve a win-win diet
There is no doubt in my mind that sweet potato is going to be part of the healthy, sustainable diet solution in the tropics and sub-tropics
Decarbonising UK economy will cost 1 trln stg, cannot be delayed - Hammond
The cost of eliminating net greenhouse gas emissions by 2050 could be 40% higher than an estimate previously given by government advisors
Thirsty Singapore taps into innovation to secure its water future
Facing growing water stress and worried about tensions over imports from Malaysia, Singapore is harnessing innovative technology and policy to shore up its water supplies
Climate activist Greta Thunberg leads school strikers to top human rights award
Thunberg, 16, and her "Fridays for Future" global movement win Amnesty International Ambassador of Conscience Award
Drought leaves 366,000 'one step away from famine' in Madagascar - U.N.
About nine in 10 people live on less than $2 a day, more than 50% of children under five are chronically malnourished, and access to clean water is the fourth lowest in the continent
Land of Little Rain
The water in California's eastern Owens Valley has for a century flowed south to Los Angeles. But climate change and court decisions about indigenous water rights may force a rethink of how California uses and shares water.