Human activity can be very disruptive to an
ecosystem. part of the forest shown in the picture
was clear-cut for timber harvesting. will this
forested area change via primary or secondary
succession? explain.

a few examples of ethical concerns involving genetically engineering of humans include

-privacy of genetically tested people

- potential side effects

-long term effects

a. by using fur or clothes to trap heat energy near the body

c: warm water flows from the western tropical pacific toward south america. that should be the right answer! hope it .

imagine a line passing through the center of earth that goes through both the north pole and the south pole. this imaginary line is called an axis. earth spins around its axis, just as a top spins around its spindle. this spinning movement is called earth's rotation. at the same time that the earth spins on its axis, it also orbits, or revolves around the sun. this movement is called revolution.