Sarah Gleim

Sarah Gleim is a writer and content manager at HowStuffWorks.

A little boy jumps near the ocean surrounding the Marshall Islands, which are at high risk due to sea level rise. | Courtesy of Thomson Reuters Foundation

A little boy jumps near the ocean surrounding the Marshall Islands, which are at high risk due to sea level rise. | Courtesy of Thomson Reuters Foundation

Earth Focus

1 Billion People May Become Climate Refugees By 2050

Experts expect more than 1 billion climate refugees by the year 2050. Where will they go and how will the world feed, clothe and shelter them?