Study: World’s Largest Monarch Population Could Disappear in 20 Years

84 Percent Decline Driven by Loss of Milkweed Due to Genetically Engineered Crops

WASHINGTON—(ENEWSPF)–March 22, 2016.  The eastern migratory population of the monarch butterfly — which includes 99 percent of the world’s monarchs — is at high risk of extinction within two decades unless the population rebounds dramatically, according to a new study published yesterday by Nature Scientific Reports.

Photo by Collette Adkins, Center for Biological Diversity.

The study from the U.S. Geological Survey and…