Answer:
D. the richness of the soil enables the Andean countries to export a wide variety of crops.
Explanation:
Answer:
Changes in solar energy
Explanation:
When released into the atmosphere, certain gases act like a blanket, preventing heat from escaping. One of the most important heat-trapping gases is carbon dioxide (CO2), which is released when we burn fossil fuels like oil, coal, and natural gas.
Once released, carbon dioxide stays in the atmosphere for roughly 40 years, though its effects stay much longer; other gases, like methane, are even longer-lived. The cumulative effect is to raise the planet’s temperature.
The following which would best categorize Canada's population is concentrated in the south. The three big cities are actually all within under a five-hour distance from the border of the United States (Montreal, Toronto and Vancouver). Cities in Canada are often concentrated in the southern part, because the further north you go, the colder it gets and the cold can often be quite brutal in Northern Canada.