<span>The level of the oceans' surfaces is known as SEA level. </span>
<span>A topographic map is the best tool for this purpose.
In addition to being used for directional navigation, topographic maps also give the user a means by which to understand elevation in the area they climbing. These maps include topographic lines where each line represents an elevation and the distance between lines can be used to determine the terrain profile.</span>
One big challenge that has recently immersed is Turkey making a dam in the euphrates river. This river runs through syria, iraq, kuwait, and parts of jordan. If turkey continues with this project the river will soon dry up and possibly lead to more wars in the area.
Answer:
This is called melting. Melting happens when the temperature is 32°F (0°C) or higher. This is the melting point of water. If you cool liquid water to 32°F (0°C) or lower, it becomes solid.