Global atmospheric CO2 levels hit record high, UN warns that drastic action is needed to meet climate targets set in the Paris agreement, Guardian, Jonathan Watts, 31 Oct 17, The concentration of carbon dioxide in the atmosphere increased at record speed last year to hit a level not seen for more than three million years, the UN has warned.
The new report has raised alarm among scientists and prompted calls for nations to consider more drastic emissions reductions at the upcoming climate negotiations in Bonn.
“Globally averaged concentrations of CO2 reached 403.3 parts per million (ppm) in 2016, up from 400.00 ppm in 2015 because of a combination of human activities and a strong El Niño event,” according to The Greenhouse Gas Bulletin, the UN weather agency’s annual flagship report.
This acceleration occurred despite a slowdown – and perhaps even a plateauing – of emissions because…
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