Spectacular turtle nesting event in southern MexicoMore than 300,000 olive ridley turtles have arrived at a beach in southern Mexico with thousands surging ashore in the latest mass nesting. But hotter, drier conditions linked to climate change are threatening hatchling survival.Video Duration 00 minutes 26 seconds 00:26Video Duration 01 minutes 00 seconds 01:00Video Duration 01 minutes 18 seconds 01:18Video Duration 00 minutes 40 seconds 00:40Video Duration 01 minutes 06 seconds 01:06Video Duration 01 minutes 01 seconds 01:01Video Duration 01 minutes 30 seconds 01:30