Summary of Timings

Timings of major importance

2020 - Two thirds of vertebrates gone compared to 1970

2030 - Ice-free summers in the Arctic

2030 - Human population will need 2 Earths

2030 - 56 million children under 5 will have died since 2016 even if all Sustainable       Development Goals are reached and 94.4 million if 2015 mortality rates continue

2050 - Human population will need 3 Earths

2050 - There will be more plastic than fish in the oceans

2050 - Commercial fishing as we know it will have collapsed

2050 - Coral reefs will be lost

2050 - Deadline for achieving zero net carbon dioxide emissions