You can truly see how humans have altered the appearance of our earth over time if you compare some of the images that can be accessed on NASA’s website. These pictures were taken five to one hundred years apart. Amazing stuff.
Alaska’s Pedersen Glacier Summers in 1917 and 2005.
From August 2000 to August 2014, the Aral Sea in Central Asia.
Alaska’s Carroll Glacier. 1906 August – 2003 September
Powell Lake, Utah and Arizona, from March 1999 to May 2014.
Alaska’s Bear Glacier, from July 1909 to August 2005.
Brazilian state of Rondonia’s forests from June 1975 to August 2009.
Alaskan McCarty Glacier August 2004 – July 1909.
On the boundary between Switzerland and Italy in the Alps is the Matterhorn Mountain. 1960 in August and 2005 in August.
Uganda’s Mabira Forest, November 2001–January 2006.
Alaska’s Toboggan Glacier, June 1909–September 2000.
Great Man-Made River, Libya, April, 1987 — April, 2010. This is the greatest engineering project in the world: a network of pipes, aqueducts and wells more than 500 metres deep. The water system provides the desert area with water.
July 1978 – July 2011: Qori Kalis Glacier, Peru.
Lake Mar Chiquita in Argentina Between July 1998 until September 2011,
Alaska’s Muir Glacier, August 1941 – August 2004.
Forests in Uruguay, from March 1975 to February 2009. From 45,000 hectares to 900,000 hectares, Uruguay has been able to increase its forested acreage. However, this has resulted in a decrease in the variety of plants and animals.