After a heat wave struck the waters of Western Australia in 2011, scientists noticed that warmer ocean temperatures caused fewer dolphin births and decreased the animal’s survival rate. Dolphins may be in serious trouble as temperatures rise with global warming. After a heat wave struck the waters of Western Australia in 2011, scientists noticed that […]

Just a few years ago, it looked as if humpback whale populations in the Pacific Ocean were booming. Receding sea ice due to climate change—though bad for polar bears and other wildlife—had lengthened the summer foraging season for hungry whales, and the U.S. government decided that certain populations had recovered enoughto be taken off the […]