May 8, 2024

Athens News

News in English from Greece

NASA demonstrated how the world "suffocates" from emissions into the atmosphere (video)

NASA’s animated videos show the impact on the planet of various emissions into the atmosphere, most of all the world “suffocates” from the burning of fossil fuels.

How tell on Space.com, the video captures greenhouse gas emissions from different parts of the planet throughout 2021. As can be clearly seen, most yellow-orange These are emissions from the combustion of fossil fuels.

red shows emissions from burning biomass, i.e. live or dead vegetation. Green color is carbon dioxide, which is produced by the respiration of plants by terrestrial ecosystems. And finally blue colors show emissions from the oceans.

The video also shows where carbon dioxide is taken up by marine and terrestrial ecosystems or by photosynthesis – they are able to absorb 1/2 of the emissions caused by humans every year.

The first video demonstrates the atmospheric space over North and South Americayou can see a yellowish brown cloud gradually growing in the Northern Hemisphere.

The green dotted line in South America shows the uptake of CO2 by trees, which occurs only during the day. Scientists explain:

“The rapid color change over the Amazon rainforest shows the effect of plants that take in carbon during daylight hours and then release it at night.”

Second video – emissions over Asia and Australia.

Scientists say that Australia acts as a carbon sink in this region:

“The most notable feature here is the fossil fuel emissions from China.”

However, at the end of the video, you can see how the cloud of fossil fuel emissions from the Northern Hemisphere drifts south and covers Australia.

And finally, the third video demonstrates Africa, Europe and the Middle Eastwhere the majority of fossil fuel emissions are produced in Europe and Saudi Arabia.

Thin red clouds over central Africa are emissions from fires that people light to destroy crop residues.

It is worth noting that in 2022, scientists predicted a record level of carbon dioxide emissions.



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