Yes, studying how mayfly population affects the number of trout in a stream is ecology.
Ecology seeks to unveil how different organism relate with one another as well as their environment.
Ecology is basically the study of distribution,abundance and relation of organisms and their interaction with their environment.
Plumbing was more of a luxury/comfort for people that also made their life easier. Baths were common and were usually taken while standing up in public baths. Bathing was also used for ceremonial purposes in religious services and rituals. Toilets were only limited to those who could afford them, so the upper class. Lower classes used urns or sump pots. Upper class toilets were stacked bricks with a hole that would drain out. Plumbing on the 2nd floor though was led by pipes to the streets. Limestone was used to prevent leakage.
Answer:
HAPPY BIRTHDAY!! Hope you have a great day!! Don't let anyone bring you down!!
Explanation:
I would say that Woodstock would be the name of this famous music festival. It was an event popular with the counter-culture hippie society and also featured well known protest singers like Joan Baez. It was planned for 50,000 people but actually something like 500,000 came! A lot of sex, drugs and rock and roll music happened there. The organizers had to allow it to be free since 50,000 people entered the area before the gates were up but they recouped some losses from it with the film on it.
The propaganda, slaughter, and inanity of World War One.