Factors like car emissions and factories burning fossil fuels into the air have been a major cause of bronchitis in human respiratory health. ... Mexico made emission "testing" mandatory and also enforced retrofitting of cars with antipollution devices. ... The placement of regulations on car emissions testing fell short, but this led to a more direct approach to pollution reduction. ... Instead of strictly enforcing emission testing, they enforced a partial ban that required private car owners to park their cars one workday a week. ... The world's knowledge of human health effe...

• Word Count: 1216
• Approx Pages: 5
• Has Bibliography
• Grade Level: Undergraduate

Ethanol has numerous advantages that increase its potential as an alternative car fuel. ... The cars called FFV's (flexible fuel vehicles) with these engines costs more to run and produce. ... In 1983, 80% of light-duty vehicles sold in Brazil were ethanol-powered cars and today the countries government has set the sale goals for ethanol-fuelled cars at 40% of total sales6. ... The use of ethanol as a car fuel is still a developing process in Australia. ... Based on the level of current usage of ethanol as an alternative car fuel, it has not yet gained worldwide usage. ...

• Word Count: 1377
• Approx Pages: 6
• Grade Level: Undergraduate

Cars are powered by a number of fluids and emit harmful gases which are toxic to humans and animals. ... An efficient fix to these harmful emissions would be switching to all electric cars that do not use any type of fuel besides electricity so there will not be any carbon emissions from millions of cars daily. ...

• Word Count: 741
• Approx Pages: 3
• Has Bibliography
• Grade Level: Undergraduate

Cars give of one third of the world's carbon pollution and electric vehicles are being phased in through legislation requiring automobile manufactures to put electric vehicles on the market. The power to run these cars ultimately comes from electricity generating plants though. ... The other would be through using the media to catch our impressionable minds that have lost sight of their natural environment, and relentlessly advertise hip electric cars and cool energy sources. ...

• Word Count: 1083
• Approx Pages: 4
• Grade Level: Undergraduate

Factors like car emissions and factories burning fossil fuels into the air have been a major cause of bronchitis in human respiratory health. ... Mexico made emission testing mandatory and also enforced retrofitting of cars with antipollution devices. ...

• Word Count: 621
• Approx Pages: 2
• Grade Level: Undergraduate

With the increase of anxiety towards the idea of global warming, there has been a boom in hybrid cars, as well as a lot of money spent on researching the issue. ... For example, "A Swedish man named Peter Skyllberg, 44, has been pulled barely alive from his snow-covered car having survived on nothing but snow for two months in sub-zero temperatures. Skyllberg had eaten nothing but handfuls of snow since December 19 when his car became bogged down in drifts near the town of Umea in northern Sweden. " (Hall) His battery died and he was left without an option to heat up his surroundings with mach...

• Word Count: 3689
• Approx Pages: 15
• Has Bibliography
• Grade Level: Undergraduate

As a society, the greenhouse effect will inevitably be of dire concern to us within the next century. The potential for future ecological damage is grueling, and should not go overlooked. Over the recent centuries our world as we know it has evolved greatly, whether looking at the creation of the ...

• Word Count: 677
• Approx Pages: 3
• Grade Level: Undergraduate

The word currently is always advancing in technology making life easier for us people that live here. Over the years these actions taken to advance in technology and science have affected the environment adversely by polluting the environment. Environmental pollution is the contamination of the ear...

• Word Count: 916
• Approx Pages: 4
• Grade Level: Undergraduate

According to the article "Air Pollution" from national geographic society, human activities in the past 150 years such as emissions of cars, planes, power plants by burning of fossil fuels have increased carbon-dioxide gas level higher than they have been in the past thousands of years in the atmosphere. ...

• Word Count: 1297
• Approx Pages: 5
• Has Bibliography
• Grade Level: Undergraduate

The geographic and weather conditions on Earth had changed for the past billions of years. These changes had caused numerous species to disappear. The planet pasted extremely hot seasons and also frozen times known as "ice ages." Scientists have knowledge of these changes because all the fossils and...

• Word Count: 1059
• Approx Pages: 4
• Has Bibliography
• Grade Level: Undergraduate

The greenhouse effect as stated in the dictionary is the effect produced as greenhouse gases allow incoming solar radiation to pass through the Earth's atmosphere, but prevent most of the outgoing infrared radiation from the surface and lower atmosphere from escaping into outer space. This process o...

• Word Count: 3240
• Approx Pages: 13
• Grade Level: Undergraduate

At some point in our daily activities, we all draw upon a reserve of one or more of earths" natural resources; One of the most crucial of these being crude oil. It and its derivatives are used as primary sources of energy and thus, crude oil it is constantly in high demand. In order to meet this ...

• Word Count: 1668
• Approx Pages: 7
• Has Bibliography
• Grade Level: Undergraduate

Biomass is organic material made from plants and animals. Biomass contains stored energy from the sun. Plants absorb the sun's energy in a process called photosynthesis. When biomass is burned, this stored energy is released as heat. Biomass is a renewable energy source because we can always grow mo...

• Word Count: 1387
• Approx Pages: 6
• Grade Level: Undergraduate

If all of the water in the world could be poured into one bucket, only one teaspoon of that water would be drinkable. In fact, the scarcity of clean drinking water is responsible for the deaths of 2,000 children a day; dehydration and poor sanitation. In the US, nearly 50% of water usage is devoted to power generation, a third to agriculture, and appropriately 5% for industrial purposes. The majority of the publicly or privately funded research on water technologies has been conducted to satisfy standards for municipal needs (11% of US water use)1. Although research is being conducted to b...

• Word Count: 2430
• Approx Pages: 10
• Grade Level: Undergraduate

Along with the new and growing middle class in China, private car ownership has increased in China and some cities in China experience rush-hour congestion comparable to that of large cities in developed Western countries so there is definitely an increase in demand for oil for transportation. ...

• Word Count: 1955
• Approx Pages: 8
• Has Bibliography
• Grade Level: Undergraduate

GLOBAL WARMING Humanity is conducting an unintended, uncontrolled, globally pervasive experiment whose ultimate consequences could be second only to nuclear war. Fossil fuel burning, deforestation, and the release of industrial chemicals are rapidly heating the Earth to temperatures not experienced in human memory. Environmentally we have reached a point of unprecedented damage. Limiting global heating and climatic change is the central environmental challenge of our time. If it does not change, human health, birds fish, and many types of ecosystems will be permanently harmed. ...

• Word Count: 2775
• Approx Pages: 11
• Grade Level: Undergraduate