Mains Paper 3: Environment | Conservation, environmental pollution and degradation, environmental impact assessment
From UPSC perspective, the following things are important:
Prelims level: Green House Gases, Non-green house gases.
Mains level: The article comprehensively shows the recent data on green house gas emissions, not only for India but also for the rest of the world.
Report by PBL Netherlands Environmental Assessment Agency
- According to the report, trends in global CO2 and total greenhouse gas (GHG) emissions show that India’s emissions have gone up by 4.7% in 2016
- For most major GHG emitters in the world, the emission figures have gone down, barring India and Indonesia
- The report’s data is based on the Emission Database for Global Atmospheric Research (EDGAR) produced by the European Union
What about other GHG emitters?
- The report shows that emissions in the U.S. saw a fall of 2%, the Russian Federation 2.1%, Brazil 6.1%, China 0.3%, and, the United Kingdom 6.4%
- In 2016, the five largest emitting countries and the European Union accounted for 68% of total global CO2 emissions and about 63% of total global GHG emissions
- Most of the emissions consist of CO2, about 72%
- But methane , nitrous oxide and fluorinated gases also make up substantial shares of 19%, 6% and 3%, respectively
- The combined share of non-CO2 greenhouse gas emissions is about 28% in total GHG emissions, but it varies for the largest countries:
(a) 11% for Japan
(b) 31% for India
(c) 20% for China
(d) 23% for the US
(e) 25% for Russia