Modern, human-caused climate change is escalating the threats that make sea walls necessary. Sea levels are rising, putting communities at greater risk from floods. Storms are intensifying, causing more and more sand to erode from beaches.
A star is a spheroid made of plasma and is held together by its gravity and is like the sun is formed by the fusion f the gases primarily the hydrogen and helium and the heavy elements. And as a result of this fusion the release of energy from the core and star expands in mass.
