Place INDOOR AIR POLLUTION Children’s Health and the Environment WHO Training Package for the Health Sector World Health Organization www.who.int/ceh July 2008 version 1 Indoor Air Pollution Indoor LEARNING OBJECTIVES LEARNING TO UNDERSTAND‚ RECOGNIZE AND KNOW: Hazards of indoor air pollution to children’s health Different toxicants in indoor air‚ according to sources‚ settings and activities Characteristics and issues relating to indoor air pollution in industrialized
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Mexico is named after the Mexica. This is the largest and most powerful branch of the Aztecs. The country of Mexico is located on the bottom of the North American continent. This country borders the Caribbean Sea‚ the North Pacific Ocean and the Gulf of Mexico. It is between border countries of Belize (276km)‚ Guatemala (958 k) and United States (3‚155 km). Mexico has four large physical features including mountains‚ coastal plains‚ plateaus‚ and volcanos. The Sierra Madre Occidental is a mountain
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Life in Mexico City Mexico City is the capital city of Mexico and is located in the center of the country. It resides on what once was a beautiful and ancient lake in the Valley of Mexico. The city is situated about 7‚800 feet above sea level and generally contains many parks and green spaces that are surrounded by numerous mountains. Due to elevation‚ Mexico City is cold in temperature during winter but otherwise‚ the city is consistently warm and sunny throughout the year. It is quite hazy
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Noise Pollution The nature of sound Sound‚ a manifestation of vibration‚ travels in wave patterns through solids‚ liquids and gases. The waves‚ caused by vibration of the molecules‚ follow sine functions‚ typified by the amplitude and wavelength (or frequency) Sound waves of equal amplitude with increasing frequency from top to bottom Reflecting on noise “Noise" derived from "nausea‚" meaning seasickness Noise is among the most pervasive pollutants today Noise is unavoidable for many
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Different types of wastewaters Domestic wastewater Domestic effluents are generated from activities such as bathing‚ laundry‚ cleaning‚ cooking‚ washing‚ and other kitchen activities. This contains a large amount of organic waste with suspended solids and coliforms. Calculations made based on available data show that half the organic waste is from the domestic sector (PEM‚ 2003). As stated in the EMB report‚ domestic wastewater discharges contribute highest to the BOD load as the lack of sewage
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types of pollution all around us. Some of them may not damage our health in a direct manner but could be harmful after long term exposure. Water pollution is one of the biggest problems that faces modern society and is harmful to the health of humans and animals because it affects every living organism in this earth. This essay will talk about industrial pollution‚ Oil pollution‚ litter and sewage pollution. One of the main sources of pollution are industrial wastes‚ these wastes come from factories
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Plastic Pollution in Hawai’i Plastic plays a big part of our lives. The food we eat is wrapped with it‚ the toys our siblings or children play with is made from it‚ the television we watch is made with it‚ we play video games with plastic controllers‚ we listen to music with plastic head phones and the shelves we use is made with plastic. Material items made with plastic can be useful‚ cheaper‚ and durable but it can also harm the environment. All of these plastic items don’t just disappear
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THE GOVERNMENT AND POLLUTION Pollution is a very tough topic in today’s market and in my personal opinion; Government should intervene for the following reason. Let’s take the example of a company that manufactures blue jeans at a factory location on a river. The problem is that‚ as a byproduct of its manufacturing operations‚ the factory dumps chemical pollutants into the river. But no single person or entity owns the river water‚ so there is no one to force the company to stop polluting. Moreover
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The United Mexican States is currently the country with the most Internet users among the whole of Spanish speaking countries in the western hemisphere. Currently‚ the Mexican government has instilled no form of statewide Internet censorship. No legislation has been passed that has demanded regulations be imposed on Internet usage and such usage is‚ be law‚ free of filtering and blockage. Mexico is a force in Internet freedom. In 2002‚ The United Mexican States passed a Freedom of Information Law
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The causes of water pollution Water pollution comes from a myriad of sources‚ both natural and from human activity. The most destructive causes of water pollution are man made‚ however. The largest sources include: The burning of coal in power plants emits ash particulates that contain toxic metals like arsenic and lead. Coal and petroleum also contain sulfur compounds. Combustion generates sulfur dioxide‚ a toxic gas‚ and oxides of nitrogen. When emitted from exhaust stacks‚ these two compounds
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