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Air pollution in Germany

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Through Air pollution, Wind power and Hydropower

In order to achieve these goals, a variety of strategies and policies are used rather than legislation. The four strategies the German government bases air pollution control on are laying down environmental quality standards, emission reduction requirements according to the best available technology, production regulations, and laying down emission ceilings. Through these strategies, policy instruments have been put in place that have contributed to the success of the significant air pollution reduction in Germany. These instruments include the Federal Emission Control Act and Implementing Ordinances, Technical Instructions on Air Quality Control (TA Luft), Amendment to Ordinance on Small Firing Installations, Implementation of the directive on industrial emissions, and Transboundary air pollution control policy. The German Feed-in-Tariff policy introduced in 2000 led to the significant increase in renewable energy use and decreasing air pollution. They have been introduced in Germany to increase the use of renewables, such as wind power, biomass, hydropower, geothermal power, and photovoltaics, thereby reducing GHG emissions causing air pollution and combating climate change.

The German government has been an agenda setter in international climate policy negotiations since the late 1980s. However, national and global climate policies have become a top priority since the conservative-social democratic government came into power in 2005, pushing both European and international climate negotiations. Positive path dependency in Germany's climate and energy policies has occurred over the past 20 years. There are three main triggers that put Germany on this positive path dependency and what led them to becoming a climate change policy leader. The first being the widespread damages to health, due to smog, and to nature, due to acid rain, caused by air pollution. The second being the shock of the two oil price crises, in 1973 and 1979, that highlighted the problem of the German economy's strong dependence on unsure foreign sources. The third being the growing opposition to the country's growing reliance on nuclear energy. Air pollution began to be seen as a problem in Germany due to these three triggers, causing Germany to put policies into place to control air pollution. This has now developed from controlling air pollution to being a leader in climate change politics.


Background

Air pollution may cause diseases, allergies, or death in humans. It may also cause harm to other living organisms, such as animals and crops, and may cause damage to the environment. Air pollution can be generated by both human activity and natural processes.

An air pollutant is a substance in the air that can have adverse effects on humans and the ecosystem.

The major primary pollutants produced by human activity include:

  • Carbon dioxide (CO2) - The most emitted form of human caused air pollution. Emitted by the burning of fossil fuels.
  • Sulfur oxides (SOx) - Particularly sulfur dioxide. Produced by the combustion of coal and petroleum.
  • NOx (nitrogen oxides, particularly nitrogen dioxide). Produced by high-temperature combustion.
  • Carbon monoxide (CO) - Product of incomplete combustion of fuel such as natural gas, coal or wood. Vehicle exhaust is a major source of carbon monoxide.
  • Volatile organic compounds (VOC) - Categorized as either methane or non-methane. Methane is an extremely efficient greenhouse gas which contributes to enhanced global warming.
  • Ammonia (NH3) - Emitted from agricultural processes.

Secondary pollutants include:

  • Particulates created from gaseous primary pollutant and compounds in photochemical smog. Smog is a kind of air pollution and results from large amounts of coal burning in an area caused by a mixture of smoke and sulfur dioxide. Modern smog does not usually come from coal but from vehicular and industrial emissions that are acted on in the atmosphere by ultraviolet light from the sun to form secondary pollutants that also combine with the primary emissions to form photochemical smog.
  • Ground-level ozone (O3) formed from NOx and VOCs. Abnormally high concentrations are brought about by human activities (mostly the combustion of fossil fuel), it is a pollutant, and a constituent of smog.

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