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Earth, Then and Now: Dramatic Changes in Our Planet Revealed by Incredible NASA Images
According to the famous physicist Stephen Hawking, the human species only has approximately 1,000 more years to live on Earth before it becomes uninhabitable (for any one of a thousand or more reasons). As such, Hawking argues that mankind must begin taking fast and long strides toward establishing interplanetary colonies.
Photographs everywhere—including on NASA’s own website—clearly demonstrate how human beings have negatively impacted the Earth (and Earth’s atmosphere).
Pedersen Glacier in Alaska, from summer 1917 to summer 2005 Source. Aral Sea in Asia, from August 2000 to August 2014 Source. Rondonia forests in Brazil, from June 1975 to August 2009 Source. Carroll Glacier in Alaska, from August 1906 to September 2003 Source. Powell Lake in Arizona & Utah, from March 1999 to May 2014 Source. Bear Glacier in Alaska, from July 1909 to August 2005 Source. Lake Oroville in California, from July 2010 to August 2016 Source.
McCarty Glacier in Alaska, from July 1909 to August 2004
The Dasht River in Pakistan, from August 1999 to June 2011. Source. Matterhorn Mountain on the border of Switzerland & Italy, from August 1960 to August 2005. Source. Mabira Forest in Uganda, from November 2001 to January 2006 Source. Toboggan Glacier in Alaska, from June 1909 to September 2000 Source.
Great Man-Made River in Libya, from April 1987 to April 2010
Qori Kalis Glacier in Peru, from July 1978 to July 2011 Source. Mar Chiquita Lake in Argentina, from July 1998 to September 2011 Source. Muir Glacier in Alaska, from August 1941 to August 2004 Source. Uruguay Forests, from March 1975 to February 2009.
*This content was inspired by an amazing article that can be found
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