Experts have said the temperature target is already in danger of being breached.
Before China, 23 nations had ratified it but they collectively accounted for just 1.08 percent of global emissions,
Computer models showed that natural factors - such as changes in the sun's energy output or the Earth's orbit - could...
Overall, coasts added 33,700 square kms of land and lost 20,135 square kms to water
The study reinforces 21st-century concerns about the vulnerability of island populations
The findings were "potentially good news" by pointing to ways that fish can adapt to acidification.
"We're certainly not saying that global warming has stopped. On the contrary, we're highlighting the complexity of climate change....
Salination has delayed planting of the summer-autumn crop, and planting of the third crop could be threatened by seasonal floods...
"Imagine working in a shoe manufacturer in Vietnam or a clothing factory in Bangladesh when it is 35 degrees Celsius."
Obama says his administration can now join the Paris agreement without getting approval from the Senate.
Antarctic ice melt could add nearly 50 feet (15 meters) of sea-level rise by the year 2500
The "startlingly high temperatures so far in 2016 have sent shockwaves around the climate science community."
Scientists blame the ongoing 2015-2016 El Nino weather phenomenon, one of the most powerful on record, for the current drought...
World sea levels are creeping higher, partly because global warming is adding water to the oceans