How is over-irrigation damaging to soil?

Over-irrigation leads to the oxygen imbalance near the root zone in the soil. The excess water can stress the plant by reducing the water uptake of the plant. It also drowns the roots which affects the growth of the plants. It also contributes to increasing the microbial growth in the soil.

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convection currents in the magma drive plate tectonics. heat generated from the radioactive decay of elements deep in the interior of the earth creates magma (molten rock) in the aesthenosphere. the aesthenosphere (70 ~ 250 km) is part of the mantle, the middle sphere of the earth that extends to 2900 km.

brain development. a child's brain undergoes an amazing period of development from birth to three—producing more than a million neural connections each second. the development of the brain is influenced by many factors, including a child's relationships, experiences and environment.

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