One of thefrs things scientists learned is that there are several greenhouse gases responsible for warming, and humans producethem in a variety of ways. Most come from the fossil fuels in cars, factories and el
All of these studies, using a wide range of independent methods, provide multiple lines of evidence that humans are the dominant cause of global warming over the past century, and especially over the past 50 to 65 years (Figure 1). Figure 1: Net human and natural percent contributions to t...
Some global warming is good. Without it, the Earth would be too cold to live on. For years, humans make lots of pollution. Pollution is one of the reasons for global warming. There are some signs (迹象) of global warming. One of the signs is happening in the coldest parts of the ...
What are ways to fight global warming? Discuss ways humans have altered the planet, including changes to climate. What are two consequences of the earth heating up by just a few degrees? Can Earth's increase in temperature accelerate the onset of an ice age? Will planti...
What are the environmental, long-term effects of soil pollution? How do natural disasters cause pollution? How does the carbon cycle affect global warming? What are the effects of nonpoint source pollution? How do humans cause thermal pollution? Does thermal pollution cause global warming? What da...
1 In what ways has global warming affected our world? Rising sea levels, melting glaciers (冰山) and extreme weather are just a few examples. ___. Ending racial (种族的) differences ___ This can force people to leave their homelands and move to other places. One result of this is gen...
We humans live on earth, there are many things on earth that need us to protect, but we dont care. Some people dont cherish the earth gives us everything, such as deforestation, people throw plastic bags, a large number of the use of disposable chopsticks and manufacturing such as white ...
1In what ways has global warming affected our world? Rising sea levels, melting glaciers(冰川)and extreme weather are just a few examples. But did you know that global warming can also bring other, less obvious long—term changes? Making insects hungrierAccording to Science Daily, when it is...
But human activities are changing earth's natural greenhouse effect with a dramatic increase in the release of greenhouse gases. Scientists agree greenhouse gases are the cause of global warming andclimate change. Since the Industrial Revolution, humans have been releasing larger quantities of greenhouse...
2.How will global warming make insects hungrier? A.Because they will grow as big as humans. B.Because only large insects can live in high temperatures. C.Because their metabolism will go faster as temperatures are higher. D.Because they can’t keep their body temperature at a certain level...