They lose aater when it evropares but at the same time they gain water when it rains
It would be the last one.
Fish nets can be very detrimental towards the ecosystem, as they can trap unintended wildlife, which can horribly tilt the ecosystem one way or another.
Law of Magnetism. The most basic law of magnetism is that like poles repel one another and unlike poles attract each other; this can easily be seen by attempting to place like poles of two magnets together.