Discuss the causes of depletion of mangroves and explain their importance in maintaining coastal ecology.
Mangrove forests are facing severe depletion due to a combination of human activities and natural pressures. The primary causes include rapid urbanization and coastal development, which lead to the clearing of mangrove areas for construction and infrastructure. The expansion of aquaculture, especially shrimp farming, is another major driver of deforestation. Furthermore, pollution from industrial effluents, oil spills, and agricultural runoff degrades their habitat, while rising sea levels due to climate change also threaten their survival.
Their importance in maintaining coastal ecology is immense. Mangroves act as a natural bioshield, protecting coastlines from storm surges, tsunamis, and soil erosion with their dense root systems. They are critical breeding and nursery grounds for a vast array of fish, crustaceans, and birds. They also function as powerful carbon sinks, sequestering significant amounts of carbon. Their depletion jeopardizes coastal safety, biodiversity, and livelihoods.
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Important Questions from GS1
How far is it correct to say that the First World War was fought essentially for the preservation of the balance of power?
How far was the Industrial Revolution in England responsible for the decline of handicrafts and cottage industries in India?
The groundwater potential of the Gangetic valley is on a serious decline. How may it affect the food security of India?
What are aurora australis and aurora borealis? How are these triggered?
What is a twister? Why are the majority of twisters observed in areas around the Gulf of Mexico?
