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NMR logging exploits the large magnetic moment of hydrogen, which is abundant in rocks in the form of water. The NMR signal amplitude is proportional to the quantity of hydrogen nuclei present in a formation and can be calibrated to give a value for porosity that is free from lithology effects.
Since the 2010s, the government has given greater attention to environmental protection through policy actions such as the signing of the Paris climate accord, the 13th Five-Year Plan and the 2015 Environmental Protection Law reform [6] From 2006 to 2017, sulphur dioxide levels in China were reduced by 70 percent, [7] and air pollution has ...
The immense population growth in the People's Republic of China since the 1980s has resulted in increased soil pollution. [citation needed] The State Environmental Protection Administration believes it to be a threat to the environment, food safety and sustainable agriculture. 38,610 square miles (100,000 km 2) of China's cultivated land have been polluted, with contaminated water being used ...
Its purpose is to monitor corporate environmental performance, pinpoint geographical locations of pollution sources and to act as an informational platform on regional pollution status, such as water and air quality, and pollutant discharge rankings. This publicly available information resource brings together over 97,000 environmental ...
Water supply and sanitation in China is undergoing a massive transition while facing numerous challenges such as rapid urbanization, increasing economic inequality, and the supply of water to rural areas. [8] Water scarcity and pollution also impact access to water. [9] [10]
Environmental policy in China is set by the National People's Congress and managed by the Ministry of Environmental Protection of the People's Republic of China.Under the Ministry of Environmental Protection of the People's Republic of China, the Department of Policies, Laws, and Regulations is in charge of establishing and strengthening basic laws and policies such as environmental laws ...
Pages for logged out editors learn more. Contributions; Talk; Water pollution in China
China's fresh water resources include 2500 cubic kilometers of mean annual run-off in its rivers and 828.8 cubic kilometers of groundwater recharge.As pumping water draws water from nearby rivers, the total available resource is less than the sum of surface and groundwater, and this is only 2,821.4 cubic kilometers. 80% of these resources are in the South of China. [3]