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).
When is The First Day of Summer 2017. The First Day of Summer 2017 (Summer Solstice) is on Wednesday, June 21. The First Day of Summer 2018 (Summer Solstice) is on Thursday, June 21. The First Day of Summer 2019 (Summer Solstice) is on Friday, June 21.