We have 20 years [until 2026] to reduce carbon emissions or climate change will become irreversible. — Hans Joachim Schellnhuber Copy Share Image
What is the difference between a 2°C world and a 4°C world? Human civilisation! — Hans Joachim Schellnhuber Copy Share Image
When you imagine that if all these 9 billion people claim all these resources, then the earth will explode. — Hans Joachim Schellnhuber Copy Share Image
The bottom billion people don't contribute at all to climate change - maybe 1 percent of emissions, they could double or triple their emissions… — Hans Joachim Schellnhuber Copy Share Image
Don't ask what global climate protection can do for your country; ask what your country can do for climate protection. — Hans Joachim Schellnhuber Copy Share Image
Neither transitions nor transformations will be manageable without novel forms of global governance and markets — Hans Joachim Schellnhuber Copy Share Image
Either the Earth System would undergo major phase transitions as a result of unchecked human pressure on nature's capacities and resources or a "Great… — Hans Joachim Schellnhuber Copy Share Image
The planetary machinery tends to be jumpy, this is to respond disproportionately to disruptions that come with the manmade greenhouse effect. — Hans Joachim Schellnhuber Copy Share Image
In a sense the U.S. is climate illiterate. If you look at global polls about what the public knows about climate change even in… — Hans Joachim Schellnhuber Copy Share Image
We have 20 years [until 2026] to reduce carbon emissions or climate change will become irreversible. — Hans Joachim Schellnhuber Copy Share Image
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