pollution is caused by 2 main sources.
1:natural sources 2:human beings.
human beings are the main pollutants,they are polluting land,water n air by their own actions n practices,even some where the natural sources of pollution like errosion of land is also subject to cause by us which is the result of deforestation,overgrazing of herds etc.
salinization and desertifications are the results of the advancments of human beings to some extends..polluted factory water contemnates river water whch is a source of fresh watr n many parts of the world.
traffic n transports pollut the air cause noise pollution and damages to the envirmnt and reflects as deseases n wearing off of the ozon lyr,.
respiratory infections, heart disease, COPD, stroke and lung cancer
The pollution caused by burning plastic bags are as follows: CARBON MONOXIDE,Colroufloroucarbons/CFC's & Carbon Dioxide
wilderness
Pollution, unemployment, and lack of food and water, just to name a few.
While one can not truly just jump into the past and see previous human activity, Archaeologists can study the remains left over. There are also other scientist that can observe tracks and enviornment to determine human activity, but the name I can not recall at the moment.
Its Mallorca honey. And they are crime, violence, noise pollution, light pollution, litter/increased waste volume, increased building and loss of original landscape to name a few.
Pollution is defined as "The presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects."Simply put there was a problem situation caused by the introduction of materials to the environment and a name for it was created. Pollution can be created naturally (volcanos, erosion, dissolving of poisonous materials from rocks) or by human activities (industrial effluents, raw sewage discharges, carbon dioxide emissions) At one time in Earth's history oxygen was a pollutant which wiped out the anaerobic life forms. This the "badness" of pollution is dependant on the situation.
AIDS is caused by a virus called HIV- Human Immunodeficiency Virus.
There are different types of pollutions. The three important types of pollutions are water pollution, land pollution and air pollution.
8 types of water pollution include: Nutrients Pollution Surface Water Pollution Oxygen Depleting Ground Water Pollution Microbiological Suspended Matter Chemical Water Pollution Oil Spillage
pollution
Pesticides, fertilizers, human waste, storm water runoff, mining, and manufacturing byproducts all contribute to water pollution in africa.