Highwall mining is often used when excavating an open-pit mine becomes too expensive. There are many advantages over underground mining, including the fact that it is both more cost-effective and involves less lead time.
This statement is true. Soil color only reflects the amount of organic matter that is currently present in the soil. If the soil seemed to be much darker, it means that the soil has a greater amount of organic materials which makes it better.
It brought destroyed homes and no electricity.
There are 4 types of fossils, and theyre called petrified fossils, carbon fossils, cast and mold fossils, and true-form fossils.
Sweetie you're gonna need to show the options too. maybe send a pic of it, or just simply type it up
