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Climate changes and the effects on the environment
Climate change and impact
Climate change and its impact
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WATER CYCLE 2
Water Cycle
As per the textbook, less than one per cent of the fresh water (2,5% of all water in the planet Earth) is accessible for most of the living things in the world. To keep this amount of water in the lakes and rivers, there is a water cycle, which encompasses five different process
(evaporation and sublimation, condensation and precipitation, subsurface water flow, surface runoff and snowmelt, and streamflow) (Doršner, 2016). From the ocean to our tap and back to the ocean, the water follows a sequence of paths that are responsible for “producing” the drinkable water. However, we, the human being, can interfere in this cycle, impacting this process. In order to present the considerable impacts, I have made in the water cycle, and considering that I live
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As per our textbook, we will be nine billion people around 2050.
And to change, I could say that it is not a matter of giving up something, but changing our behavior. Spending less time at the shower, washing the dishes in the machine, cleaning the car with shampoo, using the rain water to clean the house floor, and so many other actions would save a huge amount of water.
Another point we have to consider is that all this changes do not require special effort but only new approach about the environment and the ecosystem resources.
The balance between personal choices and the environmental considerations sometimes can be difficult because we are used to get so much from Nature; and for free. So, to change such a situation is not so easy as we could imagine. Unfortunately, the way we deal with ecosystem’s resources is part of our culture, social behavior and education process.
It is difficult to prove to someone that his or her action can seriously impact the planet. In fact, we, at least most of us, have an individual thought and do not make consideration about the all world. Recently, a friend of mine told me that he could not
...ric Science (2010). A summary of the hydrologic cycle. Retrieved from http://ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/hyd/smry.rxml. University of Illinois at Urbana-Champaign.
There are numerous stages that take place simultaneously in the hydrologic cycle and this includes evaporation. This is when the water alters from a liquid state into a gas. The damp air from the water rises into the atmosphere and when it cools, the vapor condenses and shapes into clouds. But those billows are not the only form the vapors make; it can also materialize as dew, fog and mist, which blanket the Earth, characteristically on a rainy or humid day. Evaporation takes place when water changes from a liquid state into a gaseous state, and ascents out of the pores of the earth and into the atmosphere as a vapor (“How”). While evaporation is taking place, condensation is also occurring. When the temperature in the air plunges, the clouds become heavy and as a result they relieve themselves of the extra weight, which is called precipitation. This produces rain, hail, snow and sleet, conditioned upon the temperate. As the precipitation falls, it enters the surface of the ground and percolates into the soil, which is called infiltration. The more porous the land is, the more the infiltration can take place. However, the ground cannot hold all of that water and floods. The excess rainfall, which is also called runoff that has not been absorbed makes its way into bodies of water, such as small ponds, rivers, lakes and parts of the ocean (“Summary”).
middle of paper ... ... ads. Although inside the house, there is clearly a heavy water usage, it is scary to learn that the majority of water wasted is in the yard. According to the Environmental Protection Agency, “of the 26 billion gallons of water consumed daily in the United States, approximately 7.8 billion gallons, or 30 percent, is devoted to outdoor uses.”
We often hear the saying that water is the source of life so how can mankind waste this precious source that God has given us. A fine example was mentioned in the film about India’s new green agricultural system where 30 times more water is been use than the actual amount required. It is really hard to see how these farmers are spitefully wasting water when it is really needed in the neighboring communities. This goes to show that people only do things to benefit themselves not considering the needs of other people. Not only is water being wasted in developing countries but there is also water wastage in developed countries we often take our water sources for granted here in the US such as not turning off the pipes when brushing our teeth or washing our hands and the list goes on. Water conservation is the key to saving our planet because soon it will become extinct to us human beings.
they use monthly. Their water bill may be raised due to the fact of the Water Crisis. People must
For every water bottle made, non-renewable resources are wasted to produce an unnecessary luxury. For the bottled water that Americans enjoy, seventeen million barrels of oil are used (excluding transportation), which could fuel more than 1.3 million cars for a year. Most water is imported and exported from places that are thousands of miles away, such as Fiji. Although oil is controversial in nature, for every one liter of water produced, three liters are used. The excess water wasted can supply clean water to the world’s poorest countries.
Why should we care about this topic?All of us need water everyday but many of us don't have
Tie to the Introduction: Many organizations are working to spread awareness of the issue so that people will conserve water in small ways in their own life. If each of us just takes a few minutes less in the shower or doesn’t just poor old water down the drain, imagine how much water we could be saving.
home, the amount used can run up to 440 liters a day. This is almost
world. First, let's focus on the production of the bottles for said water. Not only does it cost a lot
Water is one of the most essential non-renewable natural resources on the Earth. Technically, an un-hydrated human being can live no more than three days. In the United States, people consume water mainly from tap water and bottled water. However, the consumption between these two sources is not even, but lean to one side heavily. According to the Natural Resources Defense Council, people consume from 240 to over 10,000 times more per gallon of bottled water than they usually do for tap water.
Freshwater is quite scarce, but it is even scarcer than one might think: about seventy percent of all freshwater is frozen in the icecaps of Antarctica and Greenland and is unavailable to humans. Most of the remainder is present as soil moisture or lies in deep underground aquifers as groundwater. It is not economically feasible to extract this waster for use as drinking water. This leaves less than one percent of the world’s fresh water that is available to humans. It includes the water found in lakes, reservoirs, groundwater that is shallow enough to be tapped at an affordable cost. These freshwater sources are the only sources that are frequently replenished by rain and snowfall, and therefore are renewable. At the current rates of consumption, however, this supply of fresh water will not last. Pollution and contamination of freshwater sources exacerbate the problem, further reducing the amount of freshwater available for human consumption. Something must be done if humans want to even survive in the near future: the lack of clean drinking water is already the number one cause of disease in the world today. The first step is worldwide awareness of the water crisis: governments and the citizens they govern worldwide need to know about this problem and be actively involved in solving this problem.
70% of this demand derives from agriculture which shows the influence of water on food supply globally as well as not just drinking water (Sawin “Water Scarcity could overwhelm the Next Generation”). But increasing water use is not just a matter of the greater number of people needing it to drink and eat; it also comes from pollution and misuse of water supplies, by either dumping or runoff of bacteria or chemicals into water. This also “causes other pollutions as well such as soil and air pollution, accelerating wetland damage and human-caused global warming” (Smith and Thomassey 25). According to a UN report, recent estimates suggest that climate change will account for about 20 percent of the increase in global water scarcity in coming decades. One of the main causes of water scarcity is water mismanagement worldwide.
About 25,700 litres (6,800 gallons) of water is required to grow a day's food for a family of four.
The US uses 30% of the world’s freshwater, and has only 5% of the global freshwater, this statistic is not widely spread but it is alarming and it should be reported more than it is. There are many ways that we should be addressing this issue, but one is through ecological design which is an emerging field that focuses on how we can use new technology to reduce the amount of water we are using (Lohan). The US already invests billions in this industry, and we should continue this trend because it is a sign that people are alright with their tax dollars being spent on investing in the future.