Non or slow biodegradable wastes such as bones, greasy kitchen waste and non recyclables. Everything else goes into separate waste storage bins and is recycled or composted weekly. Our farm with four adults produces less than 10lbs (5 kilos) of waste for a landfill every two weeks.
mountains of course
The grand canyon
water
silicon
The desert biome makes up a large portion of the southwest United States.
The petroleum industry makes up a large portion of Nigeria's wealth. The country is a member of OPEC.
Very common. It varies greatly but it usually makes up a large portion of air.
social security tax
papers
It is called plasma, and it makes up a large portion of the blood.
Oxygen is the most abundant element in the Earth's crust, making up about 46.6% of its mass.
Landfills are filling up fast because the United States has a lot of people living in it. They create a lot of trash, so landfills are quickly filled. A good portion of the trash is excess packaging, and recycleable materials such as paper, plastic, lumber, and metal.