Betting on negative emissions

Potentials and uncertainties of new technologies to reduce the world’s carbon debt.

In Paris, all countries worldwide committed to keep global warming below  2 degrees Celsius. This means that the remaining carbon budget is very limited—and that the world must reduce greenhouse gas emissions at rocket speed. But even then mankind may not meet the target without relying so called negative emissions. 
Negative emissions technologies remove CO2 from the atmosphere, thereby repaying the world’s carbon debt—with interest... 

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