Question 1

Biologists have evaluated the status of more than 150,000 species of plants and animals. How many are endangered or threatened?

Question 2

What group of animals has the highest share of threatened species?

Question 3

When counting the total body weight of all mammals in the world, roughly how much comes from wild mammals?

Question 4

What share of all agricultural land worldwide is used for feeding animals?

Question 5

What happened to the global forest area in the last 30 years?

Question 6

Of all the area that was tropical rainforest 100 years ago worldwide, how much is still tropical rainforest today?

Question 7

For all vertebrate species (animals with skeletons), how much did their wild populations decline on average during the past 50 years?

Question 8

Globally, what has happened to the size of the land area used for agriculture over the last 50 years?

Question 9

Worldwide, what happened to the size of the land areas declared as protected in the last 30 years?

Question 10

How many species of animals and plants are confirmed by biologists to have gone extinct in the last 200 years?

Question 11

How much of the oxygen that the Amazon forest produces do we humans breathe?

Question 12

Of all oxygen produced in a year, how much comes from trees?

Question 13

Of all the known species of birds worldwide, how many are endangered or threatened?

Question 14

What share of the total area burned by wildfires globally was in Africa, between 2001 and 2018?

Question 15

Compared to the year 2000, how many species of animals, plants and fungi have been assessed in the wild and given a conservation status?