Well have the latest on that in os sport. Scientists in australia say two thirds of the coral on the Great Barrier reef have been damaged in the past two years. The damage is called bleaching it happens when corals under stress drive out the algae that give them colour. And bleaching is caused by rising Ocean Temperatures which in turn are linked to global warming. The reef is off the queensland coast in australias north east. Theres been two consecutive years of bleaching and thats particularly bad. This is one of the studys researchers. That means that even when mass bleaching events happen 12 months apart theres no prospect of recovery for reefs damaged in 2016. The bbcs science editor david shukmans latest report looks at the issue. A world of brilliant colour, teeming with life. This is the Great Barrier reef at its best the largest single biological structure on earth, but vulnerable to the slightest change. This is how part of reefs look, a ghostly white. The corals more like a
Well have the latest on that in os sport. Scientists in australia say two thirds of the coral on the Great Barrier reef have been damaged in the past two years. The damage is called bleaching it happens when corals under stress drive out the algae that give them colour. And bleaching is caused by rising Ocean Temperatures which in turn are linked to global warming. The reef is off the queensland coast in australias north east. Theres been two consecutive years of bleaching and thats particularly bad. This is one of the studys researchers. That means that even when mass bleaching events happen 12 months apart theres no prospect of recovery for reefs damaged in 2016. The bbcs science editor david shukmans latest report looks at the issue. A world of brilliant colour, teeming with life. This is the Great Barrier reef at its best the largest single biological structure on earth, but vulnerable to the slightest change. This is how part of reefs look, a ghostly white. The corals more like a
ten years from now this will be a new korogocho has there been no why even my community will be known as one of the neighborhoods that people are proud to live in from you can. do it in different. for women in south sudan and childbirth can often be a deadly experience a country has one of the worst maternal mortality rates in the world to nearly eight hundred in every one hundred thousand women die and they have according to the u.n. in our next report we meet one woman helping to bring that number down one classroom at a time. you know he s a yes grace low c.e.o. always knew she wanted to be a midwife as a child living in a refugee camp she was in or the nurses who came to treat those in need now she s on a mission to teach the next generation of midwives in south sudan. i needed to help
quota ten years from now this will be a new korogocho of his that. it will be known as one of the neighborhoods that people are proud to live in from you can. go into different. for women in south sudan childbirth can often be a deadly experience a country has one of the worst maternal mortality rates in the world nearly eight hundred in every one hundred thousand women die in quoting to the un in our next report we meet one woman helping to bring that number down one classroom at a time you know nancy. grace flosi i always knew she wanted to be a midwife as a child living in a refugee camp she was in or the nurses who came to treat those in need now she s on a mission to teach the next generation of midwives in south sudan. i needed to help