Climate Impacts

It's the time of year for potentially toxic algae blooms in Lake Erie. But the stage for most blooms is set in spring.

Saturday, August 1, 2009

  • The total amount of water on Earth isn’t increasing, but the volume of liquid that fills the ocean is growing as ice and snow on land melt. The water is also getting warmer, which makes it expand. 

  • Minimum sea ice extent observed by satellites each September has decreased by 13.7 percent per decade since the late 1970s. The seven lowest extents all occurred since 2007.