Remove 2021 Remove Ocean acidification Remove Ozone
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What are ‘planetary boundaries’ and why should we care?

Envirotec Magazine

New Delhi, November 2021: A municipal truck uses anti-smog gun to spray water on the road for dust suppression (image credit: PradeepGaurs / Shutterstock.com). We’ve done it already in the 1990s, when international cooperation quickly phased out ozone-depleting chemicals and stopped the dangerous ozone hole from getting ever-bigger.

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Inside the University of Chicago’s controversial solar geoengineering initiative

Grist

Possible negative impacts may include changing regional weather patterns — creating or shifting areas of drought or regions that receive extreme precipitation — or altering tropospheric chemistry and ocean circulation patterns. Partially blocking the sun’s rays could interfere with normal plant processes and reduce agricultural yields.

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Video Storytelling: 20 Best Climate Change and Sustainability Documentaries (Plus How To Tell Your Green Story)

Green Business Bureau

These include climate change, biosphere integrity (functional and generic), land-system change, freshwater use, biogeochemical flows (nitrogen and phosphorus), ocean acidification, atmospheric aerosol pollution, stratospheric ozone depletion, and the release of novel chemicals. Length: 1 hour 17 minutes.