CURRENT AFFAIRS

2016

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which tree has the highest capacity for carbon sequestration in India
A
Neem
B
Sacred fig
C
Banyan
D
Teak
Explanation: 

Detailed explanation-1: -The Teak Tree, which has the highest carbon sequestration capacity of trees in India.

Detailed explanation-2: -The live oak is the most efficient carbon capturing tree, it being able to sequester some 10, 994 CO2 equivalent over its lifetime. Ranking second is the East Palatka holly, with a lifelong carbon fixation of 7, 321 CO2 equivalent.

Detailed explanation-3: -Yellow Poplar (or Tulip Tree), the top carbon-storer in one New York City study, works hard under rough conditions. Silver Maple can trap nearly 25, 000 pounds of CO2 in a 55 year period, according to the Center for Urban Forests.

Detailed explanation-4: -Tropical rainforests collectively sequester more carbon from the atmosphere than temperate or boreal forests, but they’re also increasingly destroyed for agricultural expansion. The world’s three largest tropical rainforests are located in the Amazon, Congo River basin and Southeast Asia.

Detailed explanation-5: -Thus, the study found most effective plant for absorbing carbon dioxide (CO2) and reducing carbon footprint is a prayer plant, a member of the Calathea family. The prayer plant took in 14.4% of the total CO2 in the chamber, which is about 0.0003kg. And the least air purifying houseplant considered is the spider plant.

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