4.Scientists worry that soon there won't be enough water for the world. What can we do to help? Use water wisely(明智地).Right now, ships and factories are putting wastes into seas, rivers and so on. Even chemicals(化学制品) that farmers use are running into rivers and lakes. All ...
Professor Mark Smith, an expert in water science and health at the University of Leeds, adds that hotter summers also dry out the soil in the ground, which means it absorbs less rain - and more of it flows into rivers and lakes - which flood quicker. Image:Scale of devastation...
Ventura M, Tiberti R, Buchaca T, Bunay D, Saba´s I, Miro´ A (2017) Why should we preserve fishless high mountain lakes? In: Catalan J, Ninot JM, Aniz MM, editors. High Mountain Conservation in a Changing World. Cham: Springer International Publishing. pp. 181-205....
There are millions of honey bee colonies (#) in North America. Around30,000 bees per colony, that' s roughly a billion honey bees in Canada and the U.S. alone. Huge numbers of honey bee colonies increase competition between native poll...
Even chemicals(化学药品) that farmers use are running into rivers and lakes. All the pollution can make the water dangerous to drink. It can also harm fish and other water-living lives.We must do something to stop pollution. It's the best way to protect our world's most valuable natural...
the summer, you must dance supperless to bed in the winter." Page4The Traveler and His Dog A TRAVELER about to set out on a journey saw his Dog stand atthe door stretching himself. He asked him sharply: "Why do you stand there gaping? Everything is ready but you, so come with me...
s just not the done thing in cities. On top of that, there are more entertainment facilities in urban areas like restaurants, bars, nightclubs, cinemas, malls and so on. Therefore, there's less need to have someone round to your hom...
6) conflict resolution Normally conflicting sides are expected to enter the litigation process The municipality must be running a range of conflict resolution mechanisms as there are no openly reported natural resource or land conflicts within Olkhon; the mechanisms may not be entirely legal, though....
There are campsites at the northern end of the lake, sheltered by conifers. Footpaths cling to the slope to the west of the campsites, heading to a massive boulder perched at the outlet of the lake. Of course I had to climb to that boulder, where I saw a hawk soar above the ...
B.therearemorepeoplethanbeforeC.therewillbelessanimalsinthefutureD.it'snecessaryforustosavewaterinourdailylife(4)Whatisthepurposeofthepassage? ___A.Toaskpeopletovaluewater.B.Tointroducetheusesofwater.C.Toadvisepeopletodrinkmorewater.D.Todescribethesituationofwatersupply. 相关知识点: 试题来源: 解...