Asked/Added Questions From NCERT:

 These steps, as well as many others, are things we all can do to help reduce air pollution. Conserve energy – remember to turn off lights, computers, and electric appliances when not in use. Use energy efficient light bulbs and appliances. Participate in your local utility's energy conservation programs

-Answered by Hitesh kumar On 27 April 2019:08:28:20 AM

 how would the disposal of garbage affect the living organisms in the river. Groundwater contamination from pesticides causes reproductive damage within wildlife in ecosystems. ... Ecosystems are destroyed by the rising temperature in the water, as coral reefs are affected by the bleaching effect due to warmer temperatures.

-Answered by priyanshu kumar On 29 April 2019:10:41:40 AM

 These steps, as well as many others, are things we all can do to help reduce air pollution.

-Answered by priyanshu kumar On 30 April 2019:10:16:26 AM

 Chlorofluorocarbons and ozone. Many people have heard that the ozone hole is caused by chemicals called CFCs, short for chlorofluorocarbons. CFCs escape into the atmosphere from refrigeration and propellant devices and processes. In the lower atmosphere, they are so stable that they persist for years, even decades.Oct 18, 2018

-Answered by Sonu kumar On 30 April 2019:10:16:54 AM