1. Gangotri glacier is retreating in the Himalayas and its volume and size are shrinking between Gaumukh and Bhojbasa.

Question

G.B. Pant Institute of Himalayan Environment and Development (GBPIHED) released the Report titled Estimation of retreat of Gangotri glacier on 7 January 2014. The Report includes

1. Gangotri glacier is retreating in the Himalayas and its volume and size are shrinking between Gaumukh and Bhojbasa.

2. There is some disintegration in the upper regions of the Gangotri glaciers due to tectonic activities. 

3. Retreat of Gangotri glaciers in this decade was higher than in the previous decade due to global warming. 

Select the answer from the codes given below- 

(a) 1 only 

(b) 1 and 2 only 

(c) 2 and 3 only 

(d) All of the above

Answer 1

Correct option: (d) All of the above

Explanation:

The estimation of retreat of Gangotri glacier has been measured using rapid static and kinematic GPS survey. The Gangotri is one of the largest Himalayan glaciers in Uttarkashi district, Uttarakand.The glaciers originate at about 7100 meter above the sea level and are 30.2 km long and width that varies between 0.5 and 2.5 km. The River Bhagirathi, one of the main tributaries of the Ganga, originates from Gangotri glacier.