What is the current estimated population of Earth?
Unit 1 Intro to Environmental Science Review

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•
Science
•
9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Approximately 7 billion.
2.
FLASHCARD QUESTION
Front
What major shift in energy sources occurred during the Industrial Revolution?
Back
The shift from energy sources such as animals and running water to fossil fuels like coal and oil.
3.
FLASHCARD QUESTION
Front
What does biodiversity refer to?
Back
The variety of genetic variation, species in a community, or communities in an ecosystem.
4.
FLASHCARD QUESTION
Front
During which historical period did most of today's environmental problems begin?
Back
The Industrial Revolution.
5.
FLASHCARD QUESTION
Front
What is the main goal of sustainability?
Back
To conserve resources in a way that human populations can survive indefinitely.
6.
FLASHCARD QUESTION
Front
What is the agricultural revolution?
Back
A period when humans transitioned from hunting and gathering to farming, leading to permanent settlements.
7.
FLASHCARD QUESTION
Front
Define the term 'tragedy of the commons'.
Back
A situation in which individuals acting in their own self-interest deplete shared resources, leading to long-term negative consequences.
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