What are invasive species? An invasive species can be any kind of living organism—an amphibian, plant, insect, fish, fungus, or bacteria—that is not native to an ecosystem and causes harm. Not all non-native species are invasive. For example, most of …
About Ganges River Dolphin The Ganges river dolphin (Platanista gangetica gangetica) is one of the five river dolphins found in the world. The species is found in the Ganga and Brahmaputra river basins of India, Nepal and Bangladesh. They feed …
About CPCB The Central Pollution Control Board (CPCB), statutory organisation, was constituted in 1974 under the Water (Prevention and Control of Pollution) Act, 1974. Further, CPCB was entrusted with the powers and functions under the Air (Prevention and Control of …
Context ISRO’s RISAT-2 satellite, launched in 2009, has made an uncontrolled re-entry into the Earth’s atmosphere. It re-entered the Indian Ocean near Jakarta on October 30. RISAT 2 It is India’s first dedicated reconnaissance satellite(intelligence satellite or referred to as …