One long-distance flight consumes fuel which a car uses in several years' time, but they cause the same amount of pollution. So, some people think that we should discourage non-essential flights, such as tourist travel, rather than limit the use of cars. To what extent do you agree or ...
答案(1)由文中A 15-year-old African elephant is about 4 metres and 8 tons.They are the biggest animals on land.So they are bigger than Asian elephants.(一头15岁的非洲象大约4米8吨重。它们是陆地上最大的动物。所以它们比亚洲象还大。)可知,非洲象比亚洲象大而不是亚洲象比...
There are many forms of pollution, but they are all defined as the introduction of substances or energy that harms plant and animal life, destroy ecosystems, and change the behavior patterns of animals. There are chemical pollutants that affect land, water, and air, but there are also types ...
It does matter if we destroy an endangered species habitat to develop more farmland, housing or industrial parks. There is a delicate balance of nature. If one small part is removed, it will affect all the other parts. For example, if certain trees are cut down, bats will have no place ...
Does hanging upside down make you feel a little panicky? Like it might explode your head? Like all your spit might pool in your nose and drown you? Or like your eyes might pop out of their sockets and plop on the floor? Don't worry — none of those things would happen. But hanging...
Floods affect the land animals as well as the sea animals. They affect the wild animals as well the domestic animals used as cattle. These are a natural phenomenon and can not be controlled by anyone. The volume and intensity at which the water runs through the land and animals wash many...
What makes the ocean so vulnerable to plastic pollution – and what can we do to limit the amount that gets in? Where does waste come from? Globally, we produce more than 300 million tons of plastic waste each year, and that number is rising. Yet of all the plastic waste ever created...
Types of Water Pollution: Lesson for Kids Water Contamination Causes, Signs & Examples Water Quality Lesson Plan for Elementary School Physical Contaminants in Water How Elements in Water Affect Humans, Animals & the Environment Create an account to start this course today ...
There are still many problems of environmental protection in recent years. One of the most serious problems is the serious pollution of air, water and soil. the polluted air does great harm to people’s health. The polluted water causes diseases and death. What is more, vegetation had been ...
What they do when they are in a new territory is explore it in a very systematic way. Sothey will go out in ever-increasing circles, they'll literally construct a mental map in theirheads. And so a cat that’s lost its territory pro...