Solar energy era and solar thermal power generation

Solar energy era and solar thermal power generation

Arable land resistance to sustainable development in China

Arable land resistance to sustainable development in China

Compared with countries similar in land area or topography to China, China has less arable land. The proportion of arable land in the country’s total land area is only 10% in China, 20% in the United States, 12% in mountainous Japan, and 56% in India. The rate of decrease in cultivated land in China is …

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Environmental resistance to sustainable development

Environmental resistance to sustainable development

In the past 30 years, China’s economy has achieved unprecedented and sustained high-speed growth. However, due to the rapid expansion of resource development and the rapid growth of energy consumption, China’s ecological damage and environmental pollution have reached a very serious level. The solid waste generated per unit of output value is 10 times higher …

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Municipal waste and species reduction

Municipal waste and species reduction

City with nowhere to throw With the rapid advancement of urbanization, the amount of garbage generated in cities is increasing. At present, the total amount of urban waste has accounted for more than 90% of the total global waste, becoming a major global “public hazard” today. According to figures released by the State Environmental Protection …

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Status of land degradation and acid rain in China

Status of land degradation and acid rain in China

Land degradation China is one of the countries with the most serious desertification in the world. At present, China’s desertified land covers an area of 2.64 million square kilometers, accounting for 27% of the country’s land area. The land desertification area expanded by 1500km2 in the 1950s and 2100km2 in the 1970s. From 1994 to …

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China's population and energy consumption

China’s population and energy consumption

In the quest for a more harmonious relationship between development and the environment, it has been recognized that there are three interrelated components of human influence, which can be thought of as the product of population, consumption, and technological factors. Impact on the environment = population × consumption × technology. In China, the demographic factor …

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The misunderstanding of energy use - modern high-energy agriculture

The “misunderstanding” of energy use – modern high-energy agriculture

Every inch of fertile soil is a complex organic system. In this system, the substances necessary for life rely on solar energy to cycle over and over again, from plants to animals, to bacteria in the soil, and back to plants. In addition to many other nutrient chemicals, carbon and nitrogen are the two basic …

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