China is tackling one of its biggest environmental problems, single-use plastic, by banning the use of plastic bags in all major cities by the end of 2020 and across the nation by 2022. ...

Scientists at the University of Cambridge found that sand dunes could communicate with each other by pushing in opposite directions when exposed to wind or water. ...

Sand dunes of Cracross Desert, the smallest desert in the world, in Yukon, Canada, are seen above. (Jef Wodniack/Getty Images) At a Glance At just about one square mile in area, the Carcross Desert is actually smaller than the "Mile Square City" of Hoboken, New Jersey.Technically, Carcross isn't actually a desert because the area receives too much precipitation year-to-year. No, your eyes aren't deceiving you, that's a sandy desert with picturesque mountain backdrop you see in the photos above. Even...