Scientists say there is growing evidence to suggest that irreversible changes to the Earth's environmental systems are already taking place, and that we are now in a 'state of planetary emergency.'
The Earth is heading toward a"global tipping point" if the climate crisis continues on its current path, scientists have warned, as they called for urgent action to avoid"an existential threat to civilization."
The group of researchers, who published a commentary in the journal Nature, say there is growing evidence to suggest that irreversible changes to the Earth's environmental systems are already taking place, and that we are now in a"state of planetary emergency.
Meet the youth activists fighting for climate action 01:23Emissions, global warmingThe idea of a climate tipping point is not new. The UN Intergovernmental Panel on Climate Change introduced the concept 20 years ago. Back then, the UN suggested such"large-scale discontinuities" would only come about when global warming exceeded 5 degrees Celsius above pre-industrial levels.
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