Why do people drink from water sources that are contaminated?

After getting the slide and microscope ready, stella is eager to see the microscopic pond water specimen! she crouches around her microscope and aligns her eye with the microscope’s eyepiece. but she's only able to see a bright white light. at this point, no specimens or cells are visible on stella's pond water slide. after taking a moment to collect her thoughts, stella realizes she can't see any lifeforms because .

The image below shows a weather service map. which details best describe this map? check all that apply

Which of the following forest management practices is best for reestablishing areas of forest?