Many geologists and biologists concluded that the sun must have been shining for at least several hundreds of millions of years in order to account for geological changes and the evolution of living things, both of which depend critically upon energy from the sun.
(both of which; depend critically; upon energy) (Many geologists and biologists; concluded; that the sun must have been shining for at least several hundreds of millions of years in order) Context(Many geologists and biologists concluded,List([0, 40))):(the sun; must have been shining; for at least several hundreds of millions of years in order)
Many geologists and biologists concluded,List([0, 40))
both of which Many geologists and biologists the sun
depend critically concluded must have been shining
upon energy
that the sun must have been shining for at least several hundreds of millions of years in order
for at least several hundreds of millions of years in order