These fuels are extremely limited, and they can cause pollution and things like global warming, air pollution, and acid rain. ... Ending pollution caused by fossil fuels would be only one of the greater benefits to using renewable resources. ... Dams that generate hydropower don't add to the pollution which is a major plus. ... Where volcanic activity is high, water is first injected below ground. ... It also doesn't create any pollution, but however, gases from inside the earth could be released occasionally. ...

• Word Count: 986
• Approx Pages: 4
• Grade Level: Undergraduate

In order to harness this heat, the use of shallow ground water and hot water and rock several miles below the earth's surface are utilized. ... The final are binary-cycle plants, which pass hot water by a secondary fluid with a much lower boiling point than water. ... There are no fossil flues of any kind burned in this process, and therefore would reduce pollution by 100%. The pollution from fossil fuels is one of the main contributors to the gasses known to cause the greenhouse effect. ... These plants would use massive amounts of water every day. ...

• Word Count: 689
• Approx Pages: 3
• Grade Level: High School

Imagine if we lived in the world full of pollution, the earth is dying, shortage of food and water supply. ... They used the Energy and resources in such an excessive way in order to make a profit, leaving only pollution, toxic wastes, and rubbish. ... People starting to aware the effect of environmental destruction, such as global warming, water and air pollution, and the extinction of non-renewable resources. ... Nature had been exist since the earth was created, and over billions of years, they had been recycling materials over and over, such as the cycles of water and carbon. ... Nuclear...

• Word Count: 1467
• Approx Pages: 6
• Has Bibliography
• Grade Level: Undergraduate

With the natural resources depleting, and pollution and global warming increasing, new and better sources of energy is needed. ... Although these are very good sources, they emit various types of pollution including greenhouse gasses which cause global warming. ... The only exhaust is water. ... Flowing water has a lot of energy. ... We use energy everyday, whether it is to turn on a light, or to drive to school, but the energy we use causes lots of global environmental issues like global warming and pollution. ...

• Word Count: 1498
• Approx Pages: 6
• Grade Level: High School

In-stream devices make use of the kinetic energy harnessed in water in order to power turbines. ... Tidal lagoons are most similar to barrages that trap high water and release it to generate power. ... Also, unlike fossil fuels, using the wave to create power creates no harmful byproducts, such as gas, waste, and pollution. ... Additionally, fossil fuels lead to extreme pollution, while tidal energy is much cleaner. Wave power is better for stopping the pollution from cars, it uses naturally occurring processes. ...

• Word Count: 1431
• Approx Pages: 6
• Has Bibliography
• Grade Level: High School

Both of which cause a degree of air pollution. ... Water in the neighborhood, can be found in the gutter or in a store unless you own a faucet then it comes from there. Since many homeless people do not own faucets their source of water is the gutter or in the form of beer....

• Word Count: 425
• Approx Pages: 2
• Grade Level: High School

When the water flows from the mountains it gets stored in dams where it is then send through the process of generating electricity. As I have mentioned above the property of generating electricity is by rotating a magnet in a coil, so the pressure of water leads to rotate a turbine which is connected to a generator. ... One of the main advantages of this process is that water is a renewable resource and this process does not lead to pollution as there is no fuel involved. ... If there is excess water in the dam then it can be used for irrigation. ... There are many plants which can operate for...

• Word Count: 912
• Approx Pages: 4
• Grade Level: High School

It can be used to execute tasks such as providing hot water to, heating, cooling, and lighting buildings by generating copious amounts of electricity. ... These collectors are then placed on rooftops facing the direction of the sun and are used for water and space heating. ... Another possible way to expand the uses of solar energy would be to create an ocean thermal plant where warm water is drawn from the surface and cold from the depths then pumped into a plant. ... Pollution and death could be prevented if these places had the ability to use solar energy as a primary resource at a low cost...

• Word Count: 720
• Approx Pages: 3
• Grade Level: Undergraduate

It can be used to generate electricity, provide hot water, and to heat, cool, and light buildings. ... These are used for water and space heating. ... Another idea to expand the uses of solar energy would be to create an ocean thermal plant where warm water was drawn from the surface and cold was drawn from the depths and then pumped into a plant. ... Pollution, death, and destruction could be prevented if these places could somehow use solar energy at a low cost as a primary resource. ...

• Word Count: 784
• Approx Pages: 3
• Has Bibliography

These drums were believed to disintegrate and release the harmful agents almost instantly due to heavy pressures of deep water. Not only are radioactive wastes disposed of at sea, but nuclear weapons are being tested over the oceans and the products of these weapons are falling into the water. ... Less than one century ago, it would have been difficult to imagine that humans could significantly pollute these vast bodies of water. ... These types of changes are potentially dangerous because it affects how pollution will be regulated, and this has a detrimental effect on the world. ... In th...

• Word Count: 2562
• Approx Pages: 10
• Has Bibliography

Oil can also marinate into the water and damage the underwater ecosystem by infecting or killing marine life. ... Also oil spills can cause pollution which can have a severe impact on the marine and coastal environments. ... Some solutions to the past oil spills is skimming, absorbing, and dispersing. is when big sponges that absorb the oil from the water. ...

• Word Count: 773
• Approx Pages: 3
• Has Bibliography
• Grade Level: High School

Our current society struggles from fossil fuel shortage and pollution, which call for explorations of different types of energy and multiple ways to produce clean energy for daily and industrial uses. ... Algae can grow in different water environments, such as freshwater, sewage and saline. ... The principle of the open ponds essentially supplies microalgae strains into the natural water sources (lakes, ponds) or artificial water environment, allowing natural photosynthesis and providing inorganic nutrients to enhance growth. ... Water temperature is advised to maintain within 60-80 oF for opt...

• Word Count: 3194
• Approx Pages: 13
• Has Bibliography
• Grade Level: Graduate

Our world is slowly dying, and mankind is the killer. Decades of polluting the environment while squandering natural resources are taking their toll on the planet. Now I ask you, is this the legacy we want to leave behind for future generations? It is time for us to step up and implement alternative...

• Word Count: 723
• Approx Pages: 3
• Grade Level: Undergraduate

Furthermore the production itself of the garments is very costly in both terms of energy and water due to its ineffective processes (Figure 2) To put into perspective, about 36% of the energy input in theses processes was lost onsite (US DOE, 2004). ... In the landfills it posses a serious environmental threat as water drains through the trash and hazardous materials that include dyes and bleaches when it rains. This large amount toxic water collects then near the bottom becomes often 200 more toxic then raw sewage (Ethical Fashion Forum). ... "The estimated consumption for an annual glob...

• Word Count: 2086
• Approx Pages: 8
• Has Bibliography
• Grade Level: Graduate

The use of wind power in Cuba is extensive, and there are more than 8000 windmills for mechanical water pumping currently operating along with many small wind turbines. Since the majority of Cuban windmills are used for water pumping, the Cuban wind potential has not been sufficiently studied from the perspective of electricity generation, although some wind zones have been detected that offer good possibilities. ...

• Word Count: 2687
• Approx Pages: 11
• Grade Level: Undergraduate

The very thing which was supposed to help stop pollution, is creating more of it. ... One Voice of San Diego writer reports that many manufactures in China will allow toxic waste to run off into the nearest body of water just to save money (Parkinson). This runoff pollutes the waters in which many Chinese use to catch food, wash clothes, and even use as drinking water. ...

• Word Count: 1804
• Approx Pages: 7
• Has Bibliography

In addition, the energy recovered in the form of heat is utilized directly to heat the plant and to supply hot water, as well as supplying heat to nearby homes and community facilities such as swimming pools, botanical gardens, care homes and meeting places. ...

• Word Count: 4698
• Approx Pages: 19
• Has Bibliography
• Grade Level: High School