Answer: Because renewable energy is still not cost effective enough for big name companys to buy and implement them yet.
Explanation:
As published in EPA's national water quality inventory report,
40 Percent of rivers and 46 % of lake are considered to be plluted. these sources, called the surface water are vulnerable to pollution discharged of pipesand runof pollutants washing off the lands.
These sources are extremely unsafe to drink and to swim in
Answer:
2 one
Explanation:
the 2nd one but i could be wrong
