They changed the two-field crop rotation to a four-field crop rotation which allowed the farmer to grow food more consistently and the rotation from a root vegetable to a grain in the fields also allowed the cattle to be fed and the excess grain to be sold
The fact that the Mayans were building great buildings in their period of existence, is a proof that they had a very big political power in the region, and not just political, but also military, economic, cultural power.
Only civilizations that are strong, well organized, and political powerhouses, have been able to build such big structures, because they had the conditions and time for it. For building such big structures, lot of wealth is needed, also lot of workers, and great engineers. The Mayans had it all. They had great engineers, the labor force was provided in general by the slaves, or by the the tribes that they were ruling over, and from all the tributes paid to them by the people they ruled over, they had surplus of wealth, which meant that they can perform such activities without damaging the empire.
The threat from acid deposition has been steadily increasing in the 21st century because of the increase in the number of industries during this period. The acid particles get trapped in the atmosphere and falls as raid on earth. These acid particles are increasing with the booming of the industrial sector.
Answer:
C
Explanation:
The run-off will absorb the fertilizer and it will contanimate the lake
Answer:
Physical geography
Explanation:
Physical geography is a geographical study that focuses on examining landforms, soils, and bodies of water.
Geography is the description of the earth. It consists of the natural physical environment and how it influences human interactions.
Basically, there are two branches of geography;
- Human geography
- Physical geography
Human geography deals with the interaction between humans and their communities.
Physical geography entails the landforms and other topographic features of an area.