Big cities will have less smog. There will be fewer health problems from breathing dirty air. Rivers and streams will also be less contaminated. Drinking water will be cleaner. How does the author relate the ideas in the sentences?

Human is the main problem.

Explanation:

The author relate the ideas of pollution that greatly damaged our environment. He says that there is high pollution in the cities which causes more smog  and more diseases by inhaling dirty air of the surrounding. Water bodies such as lakes, streams and livers is polluted and water is undrinkable due to this pollution caused by human activities so the author wants to say that human activities is the main reason for all the problems in the environment.

in paragraph 6 of "sinners in the hands of an angry god" by jonathan edwards, he talks about how doing good things alone will not save men from going to hell because they're at the mercy of the will of god. "spiritual reform" provides men with a false sense of safety.

either a donut or a sphere or a pancake or a flat sphere. it depends on where the vertical line is.

if the line goes through the center of the circle and is perpendicular to a diameter containing the center, then you get a flat circle.

if the line and the diameter of a the circle meet in the center of the diameter and at an angle, you get a pancake.

if the line is on the circumference of the circle and is at right angles   to the circle you get a ring.

if the line contains the diameter, you get a sphere.

the the line is parallel to the diameter and touches the circumference, you get a donut.