India should take lead in preserving glaciers: Sonam Wangchuk writes open letter to PM

Climate activist Sonam Wangchuk, after his US tour, urges Prime Minister Modi to lead initiatives for preserving Himalayan glaciers. Wangchuk highlights the severe melting of glaciers, potentially threatening India's perennial rivers. He suggests forming a commission and designating major glaciers as national treasures. Wangchuk also presented glacier ice at the UN, advocating climate awareness.