7.Sea level is rising around the world,so there is more salt in fresh water on the farms near the sea.As a result farmers are not able to use fields close to the sea. But a farmer in the Netherlands is now using a mixture of sea and fresh water to grow healthy and delicious veget...
7.Sea level is rising around the world.so there is more salt in fresh water on the farms near the sea.As a result farmers are not able to use fields close to the sea.But a farmer in the Netherlands is now using a mixture of sea and fresh water to grow
根据文章第2段There are no fish or any other kind of swimming animals living in or near the Dead Sea推断出。故选D。 (4) 主旨大意题。根据文章每一段的开头第一句It is said that as much as 34.2% of the salt water in the Dead Sea is dissolved (溶解的) salts. There are no fish ...
阅读理解: Many places in the world need more freshwater.Every country is trying to find ways to turn salt water into fresh. Why aren't there many factories like the Symi factory? In some places, the sun is not hot enough.Or it does not shine every
Saltwater is denser than freshwater due to the salt that has dissolved in the water. As a result, saltwater holds more mass, making it heavier. This...Become a member and unlock all Study Answers Start today. Try it now Create an account Ask a question Our experts can answer your ...
In brief, termites only go into wooden structures to eat. They can’t move in and set up housekeeping there unless they find a supply of water, as from a plumbing leak in a wall. Almost every, termite infestation begins with a colony based in the soil. If you have a way of keepi...
freshwater supply in many areas of the world, which means that we need to find effective technologies to provide people with enough drinking water. One solution is to improve the technology for removing salt from seawater, which could allow us to use seawater to replenish dwindling freshwater ...
That is why oceam water is so salty.Approrimately 97% of Earth's water is salt water. The process of desalination, or removing salt from water, is cxpensive. That leaves only about 3% that is freshwater for meeting the needs of people, plants and animals. This is why there is concern...
阅读理解. Many places in the world need more freshwater. Every country is trying to find ways to turn salt water into fresh. Why aren't there many factories like the Symi factory? In some places,the sun isn't hot enough,or it doesn't shine every day. In
salt shock but moderation of inhibition at the subsequent stages of growth means algal acclimation to salinity.The concentrations of chlorophylls a and b,soluble sugars,proteins as well as those of K+and Na+in the alga exhibited peaks at the initiation of the exponential phase of growth,with ...