Problem of contamination of nature in connection with activity of man. Air's and water's pollution. Garbage as the main reason of pollution of cities. Influence of radiating radiations on people and animals. Value of preservation of the environment.
People have always polluted their surroundings. Automobiles and other new inventions make pollution steadily worse. Scientists and engineers can find the ways to reduce pollution from automobiles and factories. Factories pollute the air and the water.
презентация, добавлен 25.01.2012
Pollution that occurs in one country but is able to be reason of damage in another country’s environment. The problems with transboundary pollution. The causes of rising pollution levels in the Lake Victoria. Qualitative and quantitative characteristics.
реферат, добавлен 27.02.2013
Instability, disorder, harm, discomfort to the ecosystem. Pollution control environmental management. Pollution generated by human activities. Some of the major causes of the pollution. Deforestation due to urbanization in various parts of the world.
реферат, добавлен 22.11.2012
Causes of oceanic noise pollution. Evaluation of the negative impact of noise on the life of a different nature of organisms living in the ocean. The propagation direction and the degree of noise produced by a variety of water vessels in the ocean.
презентация, добавлен 28.04.2015
Sources of pollution. Climate and weather conditions 1952 years that led to the emergence of smog in London. Effect on town. Health effects townspeople. Environmental impact. Factors that caused the repetition of this environmental disaster in 1962.
презентация, добавлен 24.04.2015
Environmental standard. Economic regulation of protection environment. The prices for the energy, existing ecological standards and more effective productions. The ecological nature of Technology of mass-media and the equipment of technological processes.
реферат, добавлен 18.03.2009
The global ecological problems and the environmental protection. Some problems of "Greenhouse effect". Explanation how ecological problems influence on our life. Ecological situation nowadays. Climate and weather. Environmental protection in Ukraine.
курсовая работа, добавлен 13.02.2011
Tragedy of Chernobyl. The explosive nature of destruction. Quantity of the radioactive substances which have been let out in environment. A modular condition of radioactive substances and their distribution on an earth surface. The harm caused to people.
презентация, добавлен 21.02.2012
Concept and evaluation of the significance of garbage collection for the urban economy, maintaining its beneficial environmental climate and clean air. Investigation of the major environmental problems in Almaty. Need for waste sorting and recycling.
презентация, добавлен 29.04.2014
Global ecological crisis. Pollution of atmosphere. The preservation of the biosphere of an ozone layer of the atmosphere absorbing ultra-violet radiation harmful for live oragnizm of the Sun. Reduction of number of the woods. Exhaustion of rainforests.
презентация, добавлен 03.10.2012
Работы в архивах красиво оформлены согласно требованиям ВУЗов и содержат рисунки, диаграммы, формулы и т.д.
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