BBC - Science

1. Chinese cities sinking under their own weight

   Extracting ground water for growing urban populations causes half of China's big cities to sink.

2. Deadly Africa heat caused by human-induced warming

   Extreme heat linked to the deaths of hundreds of people would not have happened without global warming.

3. Prehistoric sea reptile 'twice as long as bus'

   Scientists say a fossilised jawbone found in Somerset may be from one of the biggest sea creatures ever.

4. Scientists probe the secrets of mega icebergs

   UK researchers want to understand what triggers the Antarctic to kick out city-sized blocks of ice.

5. Did cloud seeding cause the Dubai flooding?

   Dubai has been hit by record floods, sparking misleading speculation about cloud seeding.

6. Nasa: 'New plan needed to return rocks from Mars'

   The US space agency is seeking a cheaper, faster solution to bring Martian rocks to Earth for study.

7. World's coral turns white from deadly ocean heat

   Ocean heat records have been breaking for months. This is the first global evidence of the impacts on sea life.

8. First ever climate change victory in Europe court

   "We are not made to sit in a rocking chair and knit," said one of the older Swiss women who won.

9. Together in wonder: North America awed by total solar eclipse

   Stunning spectacle is witnessed by millions across the continent. Here are some of the stories.

10. Hottest February marks ninth new monthly record

    It's the ninth month of global temperature records in a row, driven by climate change and El Niño.