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Analysis: How Costa Rica reversed deforestation and raised millions for conservation

A Greener Life

During last November’s COP26 climate change conference, the president of Costa Rica, Carlos Alvarado, signed an agreement that will see US$20 million flow towards the conservation of the country’s forests, funds earmarked to increase protection and help avoid deforestation. Debt-for-nature swaps in Costa Rica.

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Analysis: Moving the dial on ocean-based CO2 removal

A Greener Life

Two reports published in the US look seriously at the practicalities and responsibilities of altering the ocean to tackle the climate crisis. Two recent developments aim to clear a path for testing these controversial methods in the ocean. The ocean as a carbon sink. Photo credit: Daniel Poloha / Alamy. By Olive Heffernan.

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HotSpots H2O: Years-Long Drought Pushes Brazil to the Brink

Circle of Blue

Scientists attribute the drought’s severity to climate change, deforestation of the Amazon rainforest, and the La Niña weather pattern. By Laura Gersony, Circle of Blue — October 4, 2021. Reservoirs are dwindling, causing major deficits in hydroelectric power. Parched conditions have gripped Brazil for nearly a decade.

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Unrelenting Heat Requires Accountability and Action

Union of Concerned Scientists

The unrelenting heat has caused a dizzying number of air and ocean temperature records to be broken in recent weeks. As the climate continues to change due to human activities, oceans have absorbed over 90% of the excess heat. Ocean temperatures off the coast of Florida have reached as high as 97°F in recent days.

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The AMOC: tipping this century, or not?

Real Climate

Not in summer when the ocean is covered by a shallow surface mixed layer heated by the sun and highly dependent on weather conditions.) The argument has been made that the ‘cold blob’ might not be caused by an AMOC decline but by heat loss at the ocean surface. We argued in Caesar et al. The reanalysis data show the latter is the case.

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Climate Change Is Intensifying the Water Cycle, New IPCC Report Finds

Circle of Blue

By Laura Gersony, Circle of Blue — August 10, 2021. One tipping point scientists have on their radar is the Atlantic Meridional Oceanic Current, a stream of water running northward up the Atlantic whose flow depends on a precise temperature gradient. With swift, drastic action, warming could still be limited to 1.5

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Sea level in the IPCC 6th assessment report (AR6)

Real Climate

This is a pretty clear illustration of how sea level starts to rise slowly; but in the long run, sea-level rise caused by fossil-fuel burning and deforestation in our generation could literally go off the chart and inundate many coastal cities and wipe entire island nations off the map. Source: IPCC ( 2021 ) Figure 9.25.

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