Answer & Explanation:
Humans have changed the landscape through the construction of residences and other structures, as well as through the development of ski resorts, mines, and roads. Hunting, oil drilling, and other activities have polluted the environment and have threatened wildlife in tundra ecosystems.
Water bc its dealing with liquid
Answer:
B
Explanation:
E coli water can be dangerous. Now this can stand a chance to it.
I believe it’s (D) syncline because it’s the fold in a sequence of rock layers, which ones are the youngest or oldest. Of the center of the (along axis).
Answer:
Explanation:
There is a wide range of water pollutants usually influenced by humans. Water pollution is a huge problem that affects water ecosystems and their surrounding. Pollutants can be divided into two major groups, according to their source: point source pollutants (from a single source) and non-point source pollutants (from more different sources).
- Agricultural and industrial pollutants-consequence of the use of fertilizers and pesticides; the pathogens are washed into the water together with nutrients (such as phosphorus and nitrogen) which lead to the algae blossom.
The only way to limit and control this type of pollution is by government regulations.
- Oil pollution-consequence of tanker spills
This type of pollution can sometimes be removed (digging up the tanker).
- radiactive, toxic substances, plastic bags are also the huge problem, especially in the ocean
