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"The Sixth ________: An unnatural history" won the 2015 Pulitzer Prize for General Non-Fiction. The book by Elizabeth Kolbert claims that we are currently in the middle of the 6th version of an event that results in a dramatic decrease in life on Earth (some of the previous 5 are Triassic-Jurassic and Late Devonian).

What word completes the title of this book, and what concept is this about?

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This day last year: Q.1303

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In Jan 2017, Finland became the first country in Europe to officially experiment with this socio-economic concept. Similar experiments are scheduled for many Dutch cities and the Canadian city of Ontario in 2017. In the case of Finland, the figure is 560 Euros a month. What concept?

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