<span>Atmospheric pollution has drastic effects on the health and well-being of people, plants, and animals on Earth.
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Answer:
Bushfires in Australia are a widespread and regular occurrence that have contributed significantly to moulding the nature of the continent over millions of years.
Answer:
They are youngest close to the ridges,
Explanation:
At the ocean ridges, there is divergence at their margins.
Therefore, new materials upwell from the mantle below to the surface.
- The basaltic materials cools and solidifies at the margin.
- This action forces the old lithosphere backwards as the plate pulls away.
- At the margin of the ridge, the rocks are younger.
- Away from the margin, the crust begins to grow older.
So, at the margin the age of the rocks are more younger than those away from the margin.
Answer:
Planting agriculture is a trading farm where cash crops are specifically cultivated for sale on a large scale.
Explanation:
- This has led to infrastructure development, e.g. roads, schools, urban hospitals.
- Many workers are employed which leads to better living standards.
- They increase the government's tax base and thereby increase the income for road development.
- Plant farms offer a market for the products of the out-grower and thus guarantee a constant flow of revenue.
- Plantation farms encourage research that leads to better and better crops.
