Answer: Human activities contribute to climate change by causing changes in Earth's atmosphere in the amounts of greenhouse gases, aerosols (small particles), and cloudiness. ... The human impact on climate during this era greatly exceeds that due to known changes in natural processes, such as solar changes and volcanic eruptions.
Explanation: This should be correct.
Guinea current is the correct answer.
<h2>
,
,
,</h2><h2>

and

</h2>
Explanation:
Given,

To find, the exact values of the five remaining trigonometric functions of
= ?
We know that,

Where, b = base and p = perpendicular
By Pythagoras's theorem,
Hypotaneous, 

In IVth quadrant,
and
are positive.
,
,
,
and 
Answer: The Arrow is pointing toward the Amazon River in Brazil.
<em>I hope this helps, and Happy Holidays! :)</em>