Seasonal Changes in Carbon Dioxide

Carbon dioxide is the most important greenhouse gas released to the atmosphere through human activities. It is also influenced by natural exchange with the land and ocean. This visualization provides a high-resolution, three-dimensional view of global atmospheric carbon dioxide concentrations from September 1, 2014 to August 31, 2015. The visualization was created using output from…

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Opinion: Now Is the Perfect Moment to Decarbonize Global Trade

International freight transport — whether by air, land, or sea — still relies overwhelmingly on fossil fuels, accounting for 30 percent of transportation-related carbon dioxide emissions and more than 7 percent of all global emissions. Experts agree that freight, and international trade more broadly, must be decarbonized if we expect to hit the Paris Agreement’s climate goals. With the world’s freight carriers deeply shaken and supply chains upturned by the Covid-19 pandemic, now is exactly the right time to begin reshaping it.

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Ocean Circulation: Important Role in Absorbing Carbon from the Atmosphere

The oceans play a significant role in absorbing greenhouse gases, like carbon dioxide, and heat from the atmosphere. This absorption can help mitigate the early effects of human-emissions of carbon dioxide. The Atlantic Meridional Overturning Circulation acts as a conveyor belt of ocean water from Florida to Greenland. Along the journey north, water near the…

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