result is stormwater pollution. Last Modified: 20-AUG-2009 What impact is stormwater pollution having on Lake Macquarie? Volumes of stormwater in urban areas have increased up to 40 times above natural levels due to the increased area of impervious surfaces such as rooves‚ roads‚ and driveways. The increase in volume causes our creeks to rise higher and flow faster‚ eroding the banks and bed of the creek carrying increased sediment and nutrients into the Lake. It is estimated 57‚000 tonnes of sediment
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Pesticides are frequently used for controlling pests in agricultural field but they also enter into aquatic system and ultimately affect non-target organism like fish very adversely.Profenofos a well known organophosphate pesticide is a potential toxicant polluting the aquatic system which has been in agricultural use for controlling pests . The present study is aimed to assess the histopathological impact of lethal (0.3 parts per million (ppm)) and sub lethal (0.06 parts per million (ppm))
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With a total land mass of just 8‚124 square miles‚ El Salvador is the smallest country in Central America. Like many of its’ neighboring countries‚ it possesses very few natural resources. Since the nation’s economy is based predominantly on agriculture‚ it’s no surprise that its’ citizens often experience “resource roller coasters”. In addition‚ its’ long history of inappropriate land tenure and ownership practices date all the way back to colonialism. Even more strikingly‚ “sixty percent of
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What will happen when you put a drop of water on wax paper? I think that it will just sit there and do nothing. First I put a drop of water on the paper Second I watched it to see what it will do Finally I wrote down that it just stayed still My hypothesis is correct What will happen when you move the water around with a toothpick? I think it will go flat and dissolve in the in the wax paper. First I picked up the toothpick Second I moved the water around with the toothpick Finally
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Nonpoint source pollution is land runoff from drainage‚ rain‚ and seepage and hydraulic modification. It is caused by rain or snow melt that moves through and over the ground. When the runoff moves‚ it collects and picks up manmade and natural pollutants and ends up spilling into lakes‚ rivers‚ streams‚ and coastal waters. Nonpoint source pollution can include things like motor oil‚ toxic chemicals‚ animal droppings‚ trash and even insecticides. Our drinking water needs to be protected. It takes
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Blessing is a poem by Imtiaz Dharker and is set in a village in Pakistan. This is a descriptive poem‚ which uses imagery to illustrate sights and sounds‚ and creates an atmosphere of frantic joy. The poem also consists of some inconsistent usage of end-rhyme‚ followed by some usage of metaphors‚ personification‚ simile‚ assonance and alliteration. The poet uses free verse in this poem to emphasize what the poem is about and to make the reader think about the situation and to think about the words
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This summer I went to camp with my friends. It was one day and night trip. There were about 12 children. We put up our tent near the river to hear river flows and swim. To me beginning was extremely nice. But suddenly it rained so heavily. Because of the rain we all got wet and cold. Although we knew there were no branches that didn’t wet‚ we decided to collect branches to make a fire. Also it was getting darker. So I climbed the forest with my 5 male friends. The one of them was climbing more higher
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One of the World’s great environmental problems - Water The water problem is today one of the greatest problems the world faces. The UN calculates that if the present development continues the 2/3 of the world population will live with serious water scarcity or nearly without water by the year 2025. The UN calculates that one should have 100 litres of water pr day to manage. This is for everything - home consumption‚ agriculture‚ industry‚ etc. Many people today have less than 50 litres‚ and in
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Appendix C HUM111 Week 7 1) 2) Introduction: Illnesses strike local community. Several residents suffer from similar illnesses that have not been explained until now. 3) Facts a) Who has been affected? i) Adults ii) Children b) What are the symptoms and illnesses? iii) Symptoms iv) Illnesses 4) What could cause this? c) Check soil samples v) Are there signs of contaminates in the surrounding parks? d)
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1P Paper Towel Absorbency Experiment Write-Up Purpose: The purpose of this experiment is to conduct a valid experiment‚ realize that the way I conduct an experiment influences the data‚ and I want to know which paper towel has the higher absorbency times. My hypothesis is that bounty will be the quicker picker upper Materials and Methods: As a class we chose that our control out of the brands provided (Bounty‚ Viva‚ Wal-Mart‚ and the School brand) would be the Schools brand of paper towel
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