Answer:
Mineral-rich volcanic material
Explanation:
It has broken down over the centuries has left rich, fertile soil.
Interactions<span> between the </span>human<span> social system and (the “rest” of) the ecosystem</span>
Answer:
Deforestation and agricultural pollution
Explanation:
Rising population densities and the consequent demand for arable land gave rise to serious soil erosion, deforestation due to the need for firewood, and depletion of soil nutrients.
Answer:
A cheerful teen willing to help,
stay salty...
Explanation:
Angles in a heptagon equals 900°
i.e (n-2)×180 where n is substituted for the number of sides.
Find the sum of the remaining angles and subtract it from 900°
120+125+138+82+95+3x+x=900°
560°+4x=900°
4x=900°-560°
4x=340°
Divide both sides by 4
x=85°
while 3x= 255°
