The city of Los Angeles released 96 million "shade balls" into the Los Angeles Reservoir. These will serve to shield the water from the sun's heat in order to reduce evaporation and prevent algal and bacterial growth so no toxic substances are produced in the water. The balls reduce evaporation by 85%-90% so will save a lot of water yearly.
A family that extends beyond the immediate family, including grandparents, aunts, uncles, and other relatives
Culture <span>is a way of life of a group of people who share similar beliefs and customs.</span>
They do not have lungs.
They can lay up to 250 eggs a day (one at a time YIKES!)
They are poisonous (to vertebrates)
You're right that volcanoes are out. We can find each of the abovementioned landforms in the USA, but about 50% of them are plains. They're specific for central USA and southern coast.
Answer: 2