US and China to sign Paris climate deal in April. Countries responsible for 40% of worldâs carbon emissions to formally approve historic pact and pursue efforts to limit warming to 1.5C, reports Climate Home. Done deal! US President Barack Obama with President Xi Jinping of China at the Paris climate conference in Le Bourget, France. The two leaders will soon meet in Washington DC. China and the United States, the worldâs two leading carbon polluters, said on Thursday they planned to formally join the Paris climate agreement in 2016.
A: According to the Institute for Marine Mammal studies, dolphins can generally hold their breath for as long as  10 minutes. They normally breathe about four to five times per minute.
On an average, a person can hold his or her breath underwater for a very short period of time that is approximately between 45 seconds and 75 seconds (or one minute and fifteen seconds).est Answer: People tend to hold their breath for a longer period of time when they are underwater then they do when they are on land. The current world record for breathing underwater stands at a mere two seconds short of nine minutes, that is at eight minutes and 58 seconds.