Are We at a Climate Tipping Point?

The article discusses the potential climate change and social tipping points in 2020. Topics discussed include the U.S. withdrawal from the Paris Agreement, arguments of China and Russia against meeting their 2020 targets for carbon emission, issues that were not addressed during the Conference of the Parties (COP) to the United Nations (UN) Climate Convention in Madrid, Spain and the Intergovernmental Panel on Climate Change's reports in actions to be taken to limit global warming.