Regur soil, also called black cotton soil. It is mainly found in the Deccan region of India. It is made up of lava flow, that is igneous and metamorphic rocks. (i) It is rich in soil nutrients like potash , lime, calcium carbonate, magnesium carbonate etc, but poor in phosphoric content.
Answer: during the youngest layer
Explanation: the fossil is at the top
China believes that building the Three Gorges Dam was an absolute necessity in terms of energy production because it can generate hydro-electric energy from Yangtze River. This hydro-electric-producing dam would generate less pollution than coal-fire generation and would slow the river from overflowing and destroying nearby villages.