grass or roads
roads
electro-magnetic radiations Light.
This is a somewhat misleading question. Water is a renewable resource, so the 3% of our water that is fresh water will remain fresh water. If we consume the water, it is recycled and returned to the system. Salt Water also becomes fresh water through the natural rain and weather cycles of our planet. The only issue we would have is if we started to pollute and destroy existing water systems used for drinking and irrigating our fields. This would still be considered fresh water, but unusable water.
We should never change a light bulb with wet hands as electricy is charged through water. It passes more quickly through water and we could get an electric shock.
Landfills that become full are stabilized so the waste is not toxic or a threat to the health of people. Once this is done, some landfills become parks, playgrounds, ball fields, and golf courses.
roads
roads
A key in a lock is the thing that turns but never moves.
The answer to the riddle is a road. Roads pass through towns, go over hills, but they themselves do not move.
Time
Scholars say the cities of Sodom and Gomorrah never existed. If the cities never existed they were never really destroyed, so there is no date of their destruction.
a road
He traveled through Arizona and New Mexico and as far north as Kansas trying to find the seven cities of gold . He explored Arizona, Oklahoma, Texas, and New Mexico. He never found the Seven Cities of Gold.
The answer is a clock - it moves its hands but doesn't make a sound, while a bell makes a sound but stays in one place.
Some never did. The successful ones did it through one or more of piracy, trade, minerals, looting other cities, or subjecting other cities or peoples.
A fixed point.
helsinki