Heavy metal pollution is one of the major problems of lakes and wetlands all over world. It is responsible for causing serious threats to flora and fauna especially humans. Kunthbyog is natural freshwater, mid altitude lake situated at Rewalsar town, Mandi district of Himachal Pradesh, India 1750 meter above mean sea level. Study was conducted in (2011-2012) to find out heavy metal contaminations and their seasonal variations in lake, if any. Water samples were analyzed for water quality appraisal of lake by inductively coupled plasma emission spectrophotometer (ICP-ES).

Global wind speeds have decreased 5–15% over the last 30 years and are expected to continue decreasing in the future. However, little is known about how wind affects species and their interactions within communities. The researcher experimentally tested the effects of wind on predator–prey interactions using soybean aphids and predatory multicolored Asian ladybeetles.