Forests in Brazil are migrating uphill to escape rising temperatures | Heat-sensitive trees are relocating to cooler, higher altitudes as a survival strategy against global warming, new research finds.
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#Forests #Brazil #ClimateChange #GlobalWarming #EnvironmentalMigration
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Wiley Online Library
Elevational shifts in tree community composition in the Brazilian Atlantic Forest related to climate change
Our findings provide the first evidence of climate-change-induced community shifts in the Brazilian Atlantic Forest, presenting important knowledge on migration trends in mountain forests rich in bio...
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Forests offset warming more than thought: study ๐ณ๐๐ฅ๐
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#Forests #ClimateChange #GlobalWarming #EnvironmentalScience #Sustainability
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University of California, Riverside
Does planting trees really help cool the planet?
Replanting forests can cool the planet even more than some scientists once believed, especially in the tropics. But even if every tree lost since the mid-19th century is replanted, the total effect wonโt cancel out human-generated warming.
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Forests' vanishing snow is also bad news for carbon storage ๐ฒโ๏ธ๐
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New Scientist
Forests' vanishing snow is also bad news for carbon storage
The loss of snow cover in temperate forests is set to slow their growth and reduce their ability to remove carbon from the atmosphere, an overlooked consequence of climate change
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Forests with thriving animal life ๐ฆ๐ store up to four times more carbon. Since 81% of tropical trees ๐ณ rely on animals ๐ฆ for seed dispersal, biodiversity loss directly weakens forestsโ ability to regenerate and capture carbon.
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#Forests #Biodiversity #CarbonCapture #WildlifeConservation #ClimateAction
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PNAS
Seed dispersal disruption limits tropical forest regrowth
Identifying linkages between biodiversity loss and climate change is required for understanding the scope of these interconnected challenges and de...
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Forests in Wyoming lost 60% of their canopy during the Paleocene-Eocene Thermal Maximum, the last comparable period of global warming, and it took them well over 100,000 years to recover, according to fossilized leaf fragments
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#PaleoceneEoceneThermalMaximum #Forests #Paleobotany
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The Conversation
Ancient forests took 100,000 years to recover from the last global warming period similar to today โ Wyoming fossils reveal what happened
Understanding what happened in these forests 56 million years ago may help humanity recognize similar thresholds before we cross them again, the lead author of a new study writes.
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Science News
Forests in Wyoming lost 60% of their canopy during the Paleocene-Eocene Thermal Maximum, the last comparable period of global warming, and it took them well over 100,000 years to recover, according to fossilized leaf fragments Read Full Article #Paleocโฆ
๐ณ 56 million years ago, Earth's forests reached a tipping point during intense greenhouse warming. As temperatures rose, heat and drought stressed trees, causing canopies to thin significantly.
๐ณ A study in the journal Science reveals that forests in southern Wyoming lost 60% of their canopy during the Paleocene-Eocene Thermal Maximum (PETM). Recovery took well over 100,000 years.
๐ณ Researchers analyzed fossil leaf cuticles to reconstruct ancient forest density, finding that cell shape correlated with sunlight exposure and thus canopy structure.
๐ณ The PETM serves as a natural parallel to today's warming, though current human-caused CO2 emissions are about 10 times faster than natural processes then. This highlights the critical thresholds forests can reach.
#ClimateChange #Forests #Paleontology
๐ณ A study in the journal Science reveals that forests in southern Wyoming lost 60% of their canopy during the Paleocene-Eocene Thermal Maximum (PETM). Recovery took well over 100,000 years.
๐ณ Researchers analyzed fossil leaf cuticles to reconstruct ancient forest density, finding that cell shape correlated with sunlight exposure and thus canopy structure.
๐ณ The PETM serves as a natural parallel to today's warming, though current human-caused CO2 emissions are about 10 times faster than natural processes then. This highlights the critical thresholds forests can reach.
#ClimateChange #Forests #Paleontology
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Science News
A 40-year study of Swiss protective forests found declining stands increased across elevation zones, with drought-related losses now reaching forests up to 2,200 meters as warming erodes the historical protection from drought provided by higher elevations.โฆ
๐ฒ Swiss Forests Facing Increased Drought Stress: A 40-year study reveals a general decline in the stability and productivity of growing forest stands, evidenced by decreasing growth and accelerating stem density losses.
๐ง Vanishing Altitude Effect: The influence of altitude on forest canopy moisture resilience is disappearing, indicating a convergence of drought adaptation levels across different elevations.
๐ Declining Stands Exceeding Thresholds: Stands experiencing decline are consistently exposed to higher drought stress, with fundamental resilience limits being surpassed regardless of altitude.
๐ณ Shift in Resilience: The key factor signaling decline in these stands has shifted from initial resistance to recovery over time, suggesting that adaptations are not enough to prevent continued decline.
#Forests #ClimateChange #Switzerland
๐ง Vanishing Altitude Effect: The influence of altitude on forest canopy moisture resilience is disappearing, indicating a convergence of drought adaptation levels across different elevations.
๐ Declining Stands Exceeding Thresholds: Stands experiencing decline are consistently exposed to higher drought stress, with fundamental resilience limits being surpassed regardless of altitude.
๐ณ Shift in Resilience: The key factor signaling decline in these stands has shifted from initial resistance to recovery over time, suggesting that adaptations are not enough to prevent continued decline.
#Forests #ClimateChange #Switzerland