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2020 in the environment and environmental sciences

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This is an article of notable issues relating to the terrestrial environment of Earth in 2020. They relate to environmental events such as natural disasters, environmental sciences such as ecology and geoscience with a known relevance to contemporary influence of humanity on Earth, environmental law, conservation, environmentalism with major worldwide impact and environmental issues.

Quick Facts List of years in the environment (table) ...
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Events

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Environmental policies approved

  • From 1 January 2020, ships will only be permitted to use fuel oil with a very low sulfur content. The International Maritime Organization estimates that the new limit of 0.5% sulfur content, down from 3.5%, will cut sulfur dioxide emissions from ships by about 8.5 million tonnes.[19]
  • The Pacific nation of Palau bans sun cream that is harmful to corals and sea life in January 2020.[20]

Environmental disasters

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Pollution events

Environmental sciences

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Geosciences, biotechnology, anthropology and geoengineering

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COVID-19 pandemic

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Images from the NASA Earth Observatory show a stark drop in pollution in Wuhan, when comparing NO2 levels in early 2019 (top) and early 2020 (bottom).[306]

In February - March 2020 campaigners say that governments should act with the same urgency on climate as on the coronavirus. The health crisis is reducing carbon emissions more than any policy.

  • Global air traffic decreased by 4.3% in February 2020 with cancellations of tens of thousands of flights to affected areas.[307]
  • Chinese measures against coronavirus in Feb 2020 reduced coal consumption at power plants 36%, oil refining capacity 34% and satellite-based NO2 levels 37%.[308]
  • US seafood imports and exports for fresh products dropped during the pandemic while frozen products were less affected. Demand for seafood at restaurants also dropped but there were increases in seafood delivery and takeout.[263]

For further information see the tag [COVID-19] above.

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Predicted and scheduled events

International goals

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A list of − mostly self-imposed and legally voluntary or unenforceable − goals due by 2020 as decided by multinational corporate associations and international governance entities and their status:

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See also

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References

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