Humans Almost Killed off the Monarch Butterfly, but Now the Population Is Rebounding Mikael Thalen Posted on March 2, 2016 Posted in Aggregated No Comments Tagged with health “This December, the butterflies covered 10 acres (about 4 hectares), compared to 2.8 acres (1.13 hectares) in 2014.” Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email