Q. Which of the following is/are a benefit offered by Wetlands?
1.Prevention of coastal flooding
2.Reduction in Air temperature
3.Anaerobic decomposition of organic matter
Select the answer from the codes given below:

[A] 1 and 2 only

[B] 2 and 3 only

[C] 1 and 3 only

[D] 1, 2 and 3

Answer: A
Notes:
  • Mangroves and salt marshes help shield the 60% of the world’s population that live along our coasts from the impacts of coastal flooding.
  • Wetlands can also protect us from droughts and reduce air temperatures by up to 10 degrees Celsius.
  • Wetlands produce about one-quarter of the Earth’s atmospheric methane through the anaerobic decomposition of organic matter.

Source: Article