ENVIRONMENTAL PROBLEMS
ENVIRONMENTAL SOLUTIONS
50
What environmental process is happening in the Sahel region?
Desertification
50
What action helps prevent desertification and protect the soil?
Planting trees
150
What farming practice makes the soil less fertile and drier?
Overcultivation
150
Which three renewable energy sources help reduce greenhouse gas emissions?
Solar energy, wind energy, hydroelectric energy, geothermal energy, biomass energy,...
200
What is happening to this land?
Soil erosion
200
What practice helps keep the soil fertile and healthy?
Improving soil fertility, fertilize the soil.
250
What harmful agricultural activity is shown in the picture?
Overgrazing
250
What environmental solution is shown in the picture?
Forest protection
350
What major cause of desertification is illustrated?
Loss of tree cover
350
What action helps prevent desertification caused by too many farm animals?
Reducing overgrazing