Planetary Boundaries, Food and Humanity
Unsustainable
APRIL 30, 2019
The nine planetary Boundaries are: Stratospheric ozone: filters ultraviolet rays (UVR) coming from the sun, which would otherwise place the system is at risk. 2009; Steffen, W., We have 12 years to limit climate change catastrophe, warns UN An IPCC special report on the impacts of global warming of 1.5 °C
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