presentation pollution pdf

Wh. t is Pollution1. Pollution is the introduction of substances or energy (such as light or heat) into the natural environment in amounts or concentrations that can be harmful for humans, an. ma. s, and plants.2. Pollution can reduce the health of ecosystems by harming or even causing death to the living things that call thos.

Air pollution can afect lung development and is associated with emphysema,4 asthma, and chronic obstructive pulmonary disease5 (COPD). PM and nitrogen oxide have been linked to chronic bronchitis.6. How your genes interact with the environment also plays. a critical role in the health of your respiratory system.

Includes affects on aero-allergens like pollen. Reducing the sources of air pollutions would prevent avoidable premature mortality. 2. Here are the key messages we'll cover in Module 11. In summary, air quality, climate, and health intersect in many ways. CLICK to see each key message and sub message. Fuel combustion is responsible for most ...

One cause of air pollution is traffic. Which of these vehicles do you think release air pollution? Answer: the car, bus, motorbike and lorry. They cause air pollution because they have an engine which burns fuel. Sources of air pollution are either: Natural: caused by nature. Man-made: caused by human activity.

Environmental Pollution powerpoint - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. The document discusses the environment and its pollution. It provides an overview of key topics like the biosphere, ecosystem model, atmosphere, and different types of pollution. The biosphere model is explained, showing the ...

Moreover, emissions of greenhouse effect gases, such as CO2 or CH4, are also monitored because of their detrimental effects on the environment. Globally, road transportis the major source of air pollution in urban areas. It is the first source of emissions of CO, PM and NOxand the second source of NMVOC.

Air pollution represents the biggest environ-mental risk to health. In 2012, one out of every nine deaths was the result of air pollution-rela-ted conditions. Of those deaths, around 3 mil-lion are attributable solely to ambient (outdoor) air pollution. Air pollution affects all regions, settings, socioeconomic groups, and age groups.

By 2025, 250 mn MT of plastic in our oceans; by 2050 more plastic than fish in the sea! 80% of plastics in the sea leaks from land; 32% of plastics leak into environment worldwide 90% of plastics in the sea are microplastics; can take up to 400 years to break down million tons of waste ends up in the oceans from coastal nations every year 60% ...

POLLUTION PPT and PDF Free Download: Environmental pollution can be defined as a change that is not wished or desired in the chemical, physical, or biological characteristics of any component of the environment (air, water, and soil) which can cause harmful effects on various or many forms of life.Pollution is of different kinds depending on the nature of pollutants and pollution.

This edition contains more than 30% new material, assessing pollution from an international perspective, including air and water pollution, global warming, energy, solid and hazardous waste, and pollution at home. Both the sources and impacts of pollution are addressed, as well as governmental, corporate, and personal responsibility for pollution.

Pollution is a word that you hear almost every day in the news, at school and in day-to-day conversations. Our society has produced many kinds of pollution, some are more dangerous than others. Scientists are constantly studying how the different types of pollution affect the environment and how it can be controlled. Much has been done to reduce

This document introduces the concepts and principles of pollution prevention (P2) and gives a brief overview of P2 activities of government, industry, and the general public. University faculty and other educators should find this document useful in preparing lectures on P2, or in incorporating P2 concepts into their specific disciplines.

So scientists mix the sample with their solution of choice, shake it up, and wait for the sediment and other heavy materials to settle out while the plastic floats to the top or remains suspended in solution Popular solutions include concentrated saline (NaCl), sodium iodide (NaI), sodium polytungstate (Na6O39W 12), zinc chloride (ZnCl.

air pollution problems with their suggested solutions are discussed. Each chapter is presented in simple language and is provided with learning objectives, body introduction, ... short due to rain (ppt), gravity, air movement • Mixing time is rapid due to wind or turbulence