Answer:
negative impact. Christopher Columbus's arrival in the Americas facilitated the exchange of plants, animals and diseases between the Old and New Worlds. For generations, Christopher Columbus was considered a hero of American history.
Explanation:
Had a Research project
Answer:
Ever since "Observations throughout the world make it clear that climate change is occurring, and rigorous scientific research demonstrates that the greenhouse gases emitted by human activities are the primary driver." (2009)2
Explanation:
B. Humans were able to settle down and live in one place. No longer having to hunt seasonal and migrating prey, humans could focus on building communities but still relied on trade for supplies that were difficult to find or non native to their areas.
The answers are:
a. physical geography
b. human geography
Geography is divided into two main branches, physical geography, and human geography, and after that, they branch out much more and include the other geographical disciplines in them.
Physical geography is mainly concerned with the study of the natural characteristics of the Earth, both the ones on the surface and the once close to the surface.
Human geography is mainly focused on the study of the human race, the background, perceptions, interactions, organizing, human groups, effects on and from the environment etc.
Answer:
the envelope of gases surrounding the earth or another planet.
Explanation: