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    40% Amazon rainforest unprotected: why is this significant for climate change?

    • September 12, 2024
    • Posted by: OptimizeIAS Team
    • Category: DPN Topics
    No Comments

     

     

    40% Amazon rainforest unprotected: why is this significant for climate change?

    Sub: Env

    Sec: Climate change

    Context:

    • The Amazon rainforest is crucial in the battle against global warming.

    Details:

    • Nearly 40% of the most critical areas for climate change mitigation in the Amazon lack special government protection. These areas are not designated as nature reserves or indigenous territories.
      • The unprotected regions are mainly located in the far southwest of the Amazon in Peru or far northeast in Brazil, French Guiana, and Suriname.
    • They contain the largest, densest trees and most continuous canopy cover.
    • These areas store the most carbon, which could be released as greenhouse gases if the forest is destroyed.
    • Protection Status:
      • 61% of peak carbon areas in the Amazon are protected.
      • In Brazil, Suriname, and French Guiana, only 51% of peak carbon areas are protected.
      • Peru protects a higher proportion, but some unprotected areas are earmarked for logging.
    • Amazon’s Carbon Storage:
      • The Amazon contains 71.5 billion tonnes of carbon.
      • This is roughly double the global carbon dioxide emissions for 2022.
      • The Amazon barely absorbed more carbon than it released in the decade leading up to 2022.
    • Importance for Global Climate:
      • The Amazon’s role as a carbon sink is crucial for the planet’s health.
      • If it becomes an emission source instead of a carbon sink, the impact could be catastrophic.
    The Amazon RainforestDetails
    Location and Span
    • Spans 9 countries in South America: Brazil (60%), Peru, Colombia, Venezuela, Ecuador, Bolivia, Guyana, Suriname, French Guiana (territory of France)
    Size and Scale
    • Covers 5.5 million square kilometers (2.1 million square miles)
    • Over half of the world’s remaining rainforests
    • If a country, would be 9th largest in the world
    Biodiversity
    • 10% of Earth’s known species
    • 40,000+ plant species (new ones still discovered),2.5 million insect species, 2,200+ fish species, 1,300+ bird species, 430+ mammal species, 400+ amphibian species
    • Unique species: pink river dolphin, poison dart frogs
    Climate Impact
    • Stores 123 billion tons of carbon (above and below ground)
    • Regulates global climate, influencing precipitation and weather
    • Produces 20% of world’s oxygen (“Earth’s lungs”)
    • Releases 20 billion tons of water into the atmosphere daily
    Human Impact and Importance
    • Home to 30 million people, 350 indigenous and ethnic groups
    • 3,000+ formally acknowledged indigenous territories
    • 25% of Western pharmaceuticals derived from rainforest ingredients
    • Provides livelihoods via sustainable products (e.g., Brazil nuts, açaí)
    Threats
    • Deforestation for cattle ranching, soy cultivation, palm oil
    • Illegal logging and mining
    • Climate change leading to longer dry seasons
    • Human-induced forest fires for land clearing
    • Infrastructure (roads, dams) fragmenting forest
    Conservation Efforts
    • 45% of the Amazon under protected areas or indigenous reserves
    • International initiatives like REDD+ (Reducing Emissions from Deforestation and Forest Degradation)
    • Sustainable development programs
    • Real-time deforestation monitoring via satellite
    Tipping Point Concern
    • Risk of reaching a point of no recovery
    • Transformation from rainforest to savanna if deforestation exceeds 20-25%
    • Some areas shifting from carbon sink to carbon source
    Water Resources
    • Amazon River is the world’s largest by water volume
    40% Amazon rainforest unprotected: why is this significant for climate change? Environment
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