Fifth of world's calories threatened as climate scientists sound alarm over wheat
Climate scientists say the world must prepare for "unprecedented" shocks to production of the crop, a staple food in many countries
Plenty more fish in the sea? Not for the poor and hungry, researchers say
Much of the fish on supermarket shelves in Europe comes from developing countries which can export more than 90% of their catch
Protect coastal, island communities now as seas rise, scientists urge
Some areas that once flooded only every 100 years or so could face annual flooding by 2050 unless strong protective measures are put in place
Mercy Corps suspends northeast Nigeria work after army shuts offices
Northeast Nigeria has been blighted by a decade-long insurgency led by militant group Boko Haram that has killed 30,000 people and forced two million to flee their homes
Death toll rises to 37 in Pakistan earthquake, as families bury loved ones
Tuesday's earthquake levelled homes and shops and split open roads in an area between the towns of Jhelum and Mirpur to the north
Air strikes maim, scar Yemen's children
"The strike was very sudden and felt like someone pulled my leg, but then I realized it was blown off" - Ismail Abdullah
A Nobel for Sweden's Greta Thunberg? A tough decision for prize committee
Thunberg is the bookmakers' favourite for the prize but her confrontational style poses a challenge for the Nobel Committee
Philippines risks polio problem as parents skip child vaccines - WHO
The WHO says immunisation coverage in the Philippines for oral polio vaccines is nowhere near the 95% it needs to be
Health workers aim to save lives of mothers and babies with smartphone data
The $100 million project aims to prevent the premature deaths of 6 million women and children by 2030
WIDER IMAGE-The Indian children who need to take a train to get to water
12% of Indians, or about 163 million people, do not have access to clean water near their homes - the biggest proportion of any country