“The earth we living is warming up.” People can hear this everywhere, every time when media talking about the extreme weather. Global warming became a hot point since a long time ago, normally people associates human activities with global warming, but also some people voice different opinions.
“Global average surface temperatures have increased by about one degree Fahrenheit since the beginning of the 20th century, and nine of the ten warmest years on record have occurred during the 21st century.”（Physicians For Social Responsibility）. Global warming is a fact and it happens around us. To discuss this problem we need to take many factors into consideration. Global warming is not just because of human activities, but also have natural factors. …show more content…
Sea level rise can cause the saltwater intrudes into groundwater drinking supplies, people living near the sea will be hard to get fresh water and hard to live. Sea level rise can also effect contaminates irrigation supplies and overruns agricultural fields. Cities near the sea such as Los Angles and Shanghai have high risk of flooding if the sea level keep rising.
The population boomed since the end of the World War II, we can see developer countries are having more and more population. The increasing population density will even further congeal the environment, because more population caused scarce resources. People in developing countries have lower education so they normally do not care about the environment pollution. As we all know, environment pollution is a serious cause which broking the homeland we are living.
No denying that anything human did to the natural world is effective to the natural world, Chinese has an old saying: “Do not do evil things though they may be insignificant. Do not given up good things through they may be minor matters.” Human should not ignored the human activities effect even if the effect was small part. To take the right measure, we need to things in our power. For example take care of vehicles using, less idles, because the greatest amount of exhaust emissions are produced at idle and during low-speed
“Global average surface temperatures have increased by about one degree Fahrenheit since the beginning of the 20th century, and nine of the ten warmest years on record have occurred during the 21st century.”（Physicians For Social Responsibility）. Global warming is a fact and it happens around us. To discuss this problem we need to take many factors into consideration. Global warming is not just because of human activities, but also have natural factors. …show more content…
Sea level rise can cause the saltwater intrudes into groundwater drinking supplies, people living near the sea will be hard to get fresh water and hard to live. Sea level rise can also effect contaminates irrigation supplies and overruns agricultural fields. Cities near the sea such as Los Angles and Shanghai have high risk of flooding if the sea level keep rising.
The population boomed since the end of the World War II, we can see developer countries are having more and more population. The increasing population density will even further congeal the environment, because more population caused scarce resources. People in developing countries have lower education so they normally do not care about the environment pollution. As we all know, environment pollution is a serious cause which broking the homeland we are living.
No denying that anything human did to the natural world is effective to the natural world, Chinese has an old saying: “Do not do evil things though they may be insignificant. Do not given up good things through they may be minor matters.” Human should not ignored the human activities effect even if the effect was small part. To take the right measure, we need to things in our power. For example take care of vehicles using, less idles, because the greatest amount of exhaust emissions are produced at idle and during low-speed