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雅思填空题6

2020-01-07

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No.6

Complete the notes below.

Write ONE WORD ONLY for each answer.

 

The use of soil to reduce carbon dioxide (CO2) in the atmosphere

Rattan Lal:

· Claims that 13% of CO2 in the atmosphere could be absorbed by agricultural soils

· Erosion is more likely in soil that is 1       

· Lal found soil in Africa that was very  2          

· It was suggested that carbon from soil was entering the atmosphere

 

Soil and carbon

· plants turn CO2 from the air into carbon-based substances such as  3       

· some CO2 moves from the 4         of the plants to microbes in the soil

· carbon was lost from the soil when agriculture was invented

 

Regenerative agriculture:

· uses established practices to make sure soil remains fertile and 5      

·e.g.through year-round planting and increasing the 6     of plants that are grown

 

California study:

· taking place on a big 7       farm

· uses compost made from waste from agriculture and 8       

 

Australia study:

· aims to increase soil carbon by using 9        that are always green

Future developments may include:

· reducing the amount of fertilizer used in farming

· giving farmers 10      for carbon storageas well their produce

 

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