Rio Grande
That river forms a border into mexico and usa
Thats not enough points.. mark me as brainliest and ill help
Answer:
"The sun" or it might be "Radioactive decay"
Explanation:
The heat source for our planet is the sun. Energy from the sun is transferred through space and through the earth's atmosphere to the earth's surface. Since this energy warms the earth's surface and atmosphere, some of it is or becomes heat energy.
Answer:
Renewable resources
Explanation:
Living sustainably means that your way of living isn't harmful to the environment and you can "sustain" your way of living over a prolonged period of time. For example, if you cut down a tree you can always plant another.