【正文】 fresh and clear air takes the place of the dusty dirty air, and the dark gloomy grey fades and bright blue appears in the whole sky, every different city has its own vivid , gardenmunities and gardenunits show the city39。s all these are so harmonious and pleasant that people39。s quality of life promoted accordingly, at the same time, people would also be tender and more city should develop its own advantages well which based on its to protect and use the nature resource reasonably is our human being, as an advanced intelligent animal, should realize this clearly that we have only one globe, so we have to be responsible for our own habitat, to take care of it rather than destroy in the cities, we must make greater efforts to make it the benefits from protecting do not simply go to the environment itself, but also go to ourselves and our the slightest change of the environment is closely related to our quality of depend on it, and acquire whatever we need from the basicmaterials, we can39。t only by being its reasonable user and protector can our human live and we keep on exploiting it excessively, then, without exception, we ourselves will certainly die , do whatever you can to protect it, it will reward you!Water is our prerequisite the precious resource that we can use is so limited that it only constitutes % of the total water shortage of water and the more and more pollution of it will force us into the oneway road of , every year, 5,000,000 people die from the lack of fresh water!What can we do?Protect the source of water, save every drop of water, never have a long full use of waterthat is, to use circulative as little detergent as possible when you can use this way, water pollution can partly be protect the water resource is to protectourselves!How charming the city will be if water birds are perching near the green and clean lake or river where fishes are swimming cheerfully!Never let the dirty oil float on the water!Be more careful about the atmosphere, remember, you are breathing every second!We need the sweet air not the dusty, harmful that will be the right habitat for us if the sky is blue and bicycles more, drive cars lessif you have to do so, please take bus as much as possible or use nolead are conscious about the worsening of ecology when energy is widely cities will be the first every bit of energy!Use more reproductive energy, don39。t use appliances let your TV in waiting state nor let your light on while you are some energysaving electric appliances, use air conditioner less, because ventilating your room naturally will be better for your you can choose some sunpowered hot water heater if you can get enough sunshine in your industry is the major source of the waste water from papermaking factories is not properly treated before it is poured into the rivers, neither aquatic plants and animals nor human beings can wastewater will pollute river and undergroundwater that is essential for crops and if the wastewater can be recycled and treated properly, the bad effects will use paper frugally, use more recycled paper, print on both sides of the so doing, you are protecting the forest and rivers!Just meet or call your friends to maintain your friendship instead of sending them can do many things to protect our environment in this 39。t hesitate to act, that39。s our own business!Better city better are actually protecting ourselves while we are protecting environment.