1. Read the text and translate the italised extract in written form.
Task 1. Fill in the missing preposition
Task 2. Use the proper form of the infinitive complex
Task 3. Translate the following collocations from English into Russian
Translate the following collocations from Russian into English
Task 4. Match the words with their definitions and translate them
1. Read the text and translate the italised extract in written form.
Материальные потоки, которые происходят независимо от жизни, ограничены. Они управляются, например, вулканизмом, а химические реакции могут быть вызваны, например, молнией. Жизненные процессы чрезвычайно увеличили эти материальные потоки и с самого начала являются неотъемлемыми частями всех основных материальных потоков на Земле. Вот почему они и называются биогеохимическими потоками.
Task 1. Fill in the missing preposition
1. Today’s global Net Primary Production (NPP) of biomass is estimated at 50 Gton carbon/year for the continents and about half than amount for the oceans.
2. The turnover of matter from the lithosphere to the ecosphere is mediated by the extremely important thin layer of soil.
3. Carbon dioxide is a key component in the physics of the planet since it interacts with the heat balance.
4. An important part of the carbon flow is the formation of calcium carbonate in the seas.
Task 2. Use the proper form of the infinitive complex
1. In the history of the planet, major pаrt of the carbon cycle is estimated to have taken care of some 60 entire atmospheres of carbon dioxide.
2. Sweden took the initiative to place the issue of environment on the agenda of the United Nations.
Task 3. Translate the following collocations from English into Russian
1. sustainable development – стабильное развитие;
2. surface water – поверхностные воды;
Translate the following collocations from Russian into English
4. ускорить цикл - to speed up the cycle;
5. солнечная энергия – solar energy;
Task 4. Match the words with their definitions and translate them
1. atmosphere - a. an organic molecule and esp. a macromolecule in living organisms;
2. biosphere - b. the regions of the surface and atmosphere of the earth or other planet occupied by living organisms;
3. ecosphere - c. the biosphere of the earth or another planet, esp. when the interaction between the living and nonliving components is emphasized;
4. hydrosphere - d. the animal and plant life of a particular region, habitat, or geological period.
1. atmosphere – e - атмосфера;
2. biosphere – b-биосфера;
3. ecosphere – c- экосфера;
4. hydrosphere – f - гидросфера.
