(with no pollution)
51Spotlight: Pollution in Eastern Europe — ▪ 1996 In 1995 Eastern Europe pondered ways to clean itself up. Well it might, since it is arguably the most polluted region on Earth. (See Map >.) From Poland to Romania and from the Czech Republic to Moldova, its skies are dirty, its rivers… …
52Tradable smoking pollution permits — As an alternative to smoking bans, some economists have proposed a system of tradable smoking permits as a solution to the problem of cigarette smoking externalities in public bars and restaurants. Tradable smoking pollution permit systems work… …
53Thermal pollution — is a temperature change in natural bodies of water caused by human influence. The temperature change can be upwards or downwards. In the Northern Hemisphere, a common cause of thermal pollution is the use of water as a coolant, especially in… …
54Information pollution — is the spread of superfluous, useless or harmful information via the internet or other communications mediums. There are many aspects of information pollution. Information overload Anchor|Information overload Information overload refers to the… …
55Best management practice for water pollution — Best Management Practices (BMP) is a term used in the United States to describe a type of water pollution control. Historically the term has referred to auxiliary pollution controls in the fields of industrial wastewater control and municipal… …
56Maharashtra Pollution Control Board — महाराष्ट्र प्रदूषण नियंत्रण मंडळ महाराष्ट्र प्रदूषण नियंत्रण मंडळ Official logo of MPCB …
57Environmental concerns with electricity generation — Modern technology uses large amounts of electrical power. This is normally generated at power plants which convert some other kind of energy into electrical power. Each such system has advantages and disadvantages, but many of them pose… …
58Volume source (pollution) — A Volume source of pollution is a three dimensional source of pollutant emissions. Essentially, it is an area source with a third dimension.Examples of a volume source of pollution are:* Dust emissions from the wind erosion of uncovered gravel… …
59Gujarat Pollution Control Board — The Government of Gujarat constituted the Gujarat Pollution Control Board (GPCB) on October 15, 1974 with a view to protect the environment, prevent and control the pollution of water in the State of Gujarat, that occupies a prominent niche in… …
60Heat pollution — (atmospheric) is a term used to describe the release of heat into the environment by human activities. [citeweb|title=Air Pollution the Urban Heat Island|url=http://iri.columbia.edu/ bhoch/bergen/pdf/lec14notes.pdf|publisher= The Earth Institute… …
