So if you want to avoid the Sixth Mass Extinction, here are the top 10 things you can do. 1. Spread the word, to your family, friends, co-workers, and social media circle: the extinction crisis is real.
In Australia and New Zealand, summer officially begins on 1 December and ends on the last day of February (29 February on a leap year, 28 February otherwise).
While many Western calendars may mark June 21, 2009 as the beginning of summer, note that summer begins on June 20, 2009, at 10:45 P.M. PDT in California.