1. Continental Air Mass
2. Maritime Air Mass
3. Tropical Air Mass
4. Polar Air Mass
These are the 4 types of air masses that affect the weather in the Continental U.S.
Answer:
Agriculture allowed people to stay in one place, and increased food production caused the population density to expand far beyond levels that could be sustained by hunting and gathering alone. This growth in population density provided a critical mass of people to sustain and spread contagious infectious diseases.
Answer:
Canada. Total Production in 2019 - 0.48 million metric tonnes.
Explanation:
Can I get Brainliest
Climate, "<span>the weather conditions prevailing in an area in general or over a long period".</span>
Geography is the study of the physical features of the earth and its atmosphere, and of human activity as it affects and is affected by these, including the distribution of populations and resources, land use, and industry
