Governments around the world must take "rapid, far-reaching and unprecedented changes in all aspects of society" to avoid disastrous levels of global warming, says a stark new report from the global scientific authority on climate change.
Consequences of past inaction
- Global sea levels would rise 10 cm lower by 2100.
- The likelihood of an Arctic Ocean free of sea ice in summer would be once per century, instead of at least once per decade.
- Coral reefs would decline by 70% to 90% instead of being almost completely wiped out.