Thaw: (of ice, snow, or another frozen substance, such as food) become liquid or soft as a result of warming up.
bilateral : having or relating to two sides; affecting both sides/involving two parties, especially countries.
The Quadrilateral Security Dialogue (QSD), is a strategic security dialogue between Australia, India, Japan, and the United States that is maintained by talks between member countries. The dialogue was initiated in 2007 by Japanese Prime Minister Shinzo Abe, with the support of Australian Prime Minister John Howard, Indian Prime Minister Manmohan Singh, and U.S. Vice President Dick Cheney.
- The Godavari is the largest Peninsular river system. It is also called the Dakshin Ganga.
Source: Godavari river rises from Trimbakeshwar near Nasik in Maharashtra and flows for a length of about 1465 km before outfalling into the Bay of Bengal.
Drainage Basin: The Godavari basin extends over states of Maharashtra, Telangana, Andhra Pradesh, Chhattisgarh and Odisha in addition to smaller parts in Madhya Pradesh, Karnataka and Union territory of Puducherry.
Tributaries: Pravara, Purna, Manjra, Penganga, Wardha, Wainganga, Pranhita (combined flow of Wainganga, Penganga, Wardha), Indravati, Maner and the Sabri.
A lichen is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species in a mutualistic relationship.