Insome parts of the world the ground shakes from time to time. This is called an earthquakeand if it’s a bad one, the number of (dead and injured people) is sometimeslarge. Buildings often collapse and rescue teams have to searchfor people who are trapped under the rubble. Sometimes watersupplies are affected and there is an outbreak of disease, called an epidemic.Earthquake and Epidemic Medical teams are sent by the government to helpthe sick. The death casualties can reach hundreds or even thousands.
toll– ЛИШНЕЕ ???
Задание3.
1)Hydrocarbons are caused by the combustion of oil and petrol and iteffects the environment with carcinogen.
2)Radioactive isotopes, which are caused by small quantities from nuclearwaste and nuclear accidents have a carcinogenic effect on the environment aswell.
3)Besides that optical effect it causes an increase of ozone in the lower atmosphereand the health conditions of the particular organism living in such anarea.
4)In Scandinavia, which receives a high proportion of its air pollution fromBritain, once productive lakes are now completely devoid of fish.
5)Emissions of dust can and should be controlled by filters which remove solidparticles before gases are discharged.
6)More and more often people are told not to be in direct sunlight, because ultravioletradiation from the sun can cause skin cancer.
7)There is no ocean or sea which is not used as a dump
8)It may be that the medicines we need will be discovered in wild plants insavannas, deserts or rainforests.
9)We need to choose cheap electricity and polluting the environment and expensiveelectricity but healthy life and clean environment.
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