16-2 Scientists Ideas

Charles Darwin

Natural selection- Animals evolve naturally to their surroundings. Struggle for existence and survival of the fittest

James Hutton

Geological Change- Forces beneath Earth’s surface can push rock layers upward, build mountain ranges and erosion from precipitation. The Earth is way older than originally thought.

Charles Lyell

Principles of Geology- Argued laws of nature are are constant over time that to explain past events in terms of processes they can observe in the present.

Thomas Malthus

Population Control- If the human population grew unchecked, there wouldn’t be enough living space and food for everyone. Natural controls of population are war, famine, and disease.

Jean-Baptist’s Lamarck

Evolutionary Hypothesis- evolution by selectively changing traits that can be passed down from acquired traits. Said organisms were striving for perfection.