<span>Radon gas is a Groundwater entering a house through a home water-supply</span>
Answer:
C
Explanation: it fixes nitrogen
Answer:
Recycling paper uses 60% less energy than making paper from raw materials. Every ton of recycled paper saves:
· 4,100 kWh of electricity
· 380 gallons of oil
· 4.6 cubic yards of landfill space
· 7,000 gallons of water; and
· 17 trees
Explanation:
Answer:
Species eveness and species richness
Explanation:
I took the quiz
