Case Study → Changing Climates, The Amazon (Edexcel A-Level Geography): Flashcards
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Water pumped into atmosphere daily by Amazon forest
Water pumped into atmosphere daily by Amazon forest
20 bn metric tonnes
Excess water Amazon forest pumps vs river discharge
Excess water Amazon forest pumps vs river discharge
3 bn metric tonnes more
Start of extreme drought/flood cycle in Amazonia
Start of extreme drought/flood cycle in Amazonia
Since 1990
Years of severe droughts in Amazon
Years of severe droughts in Amazon
2005, 2010, 2015, 2016
% of forest damaged in 2005 drought
% of forest damaged in 2005 drought
30%
% of forest affected in 2010 drought
% of forest affected in 2010 drought
50%
CO2 emissions during 2005 & 2010 droughts
CO2 emissions during 2005 & 2010 droughts
Approx 13 bn tonnes
Risk status of Amazon rainforest (carbon)
Risk status of Amazon rainforest (carbon)
Close to becoming net carbon emitter rather than sink
Impact of rainfall ↓ downwind of deforested areas
Impact of rainfall ↓ downwind of deforested areas
Sao Paulo water crisis
Link to wetter rainy season in Amazonia
Link to wetter rainy season in Amazonia
Shifts in ITCZ (Inter-tropical Convergence Zone)