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How Do Carbon Dioxide Concentrations in the Atmosphere Affect Global Climate?
Does carbon dioxide really affect temperatures across the world? This fifth installment in a six-part series investigates the relationship between carbon dioxide and global temperatures. Graphs created from genuine data help...
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Paleoclimates
How do scientists know what the Earth was like in the past? This second installment of a six-part series focuses on paleoclimates and provides an overview of how geologists determine information about past climates using fossil...
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Photosynthesis, Respiration, and the Carbon Cycle
Provide your class with the opportunity to view our carbon cycle close up. Young scientists research the cycle of oxygen as it completes the tasks of photosynthesis and respiration. They explore the importance of carbon in an ecosystem...
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The Water Cycle
Explore the water cycle with a hands-on earth science activity that prompts pupils to measure the amount of water normally transpired by plants. After they describe the flow of the water cycle and provide examples of how human...
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Succession in Communities
What occurs following a natural disaster? High schoolers research this question and others as they investigate natural succession after a disaster. First, as they differentiate between primary and secondary succession, they explain...
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Competition Among Organisms
Who knew plants could be so competitive? Join your class as they observe plants competing for space and nutrients. Middle and high schoolers describe possible effects of introducing a new species into an already established...
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Energy Flow in Ecosystems
Emerging biochemists more fully understand the flow of energy in ecosystems as they explore the laws of thermodynamics and relate them to energy transfer in food chains. They also investigate heat loss from the human body and how...
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Who Eats Whom?
Packed with visual aids and multiple learning opportunities, an engaging exercise challenges individuals as they explore the role of producers, consumers, and decomposers. After discussing differences between food chains, food...
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How Might Global Warming Affect Your Community?
What effects will global warming have on your community? This last installment of a six-part series focuses on the effects that global warming may have on a community. Brainstorming and discussion allow groups to independently develop...
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How Do Plate Tectonics and Ocean Currents Affect Global Climate?
What do plate tectonics and ocean currents have to do with global climate? This fourth installment in a six-part series focuses on how plate tectonics and ocean currents affect global climate, both now and in the past, outlines an...
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How Do Earth's Orbital Variations Affect Climate?
How does Earth's orbit around the Sun affect climate? This third installment of a six-part series looks at how Earth's orbit affects the amount of insolation at locations on Earth involves different experiments used in conjunction...
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Present-Day Climate in Your Community
So what exactly is climate? This first installment of a six-part series introduces the concept of climate using real-world data tables and topographic maps. The timely lesson includes a comprehensive overview of climate, as well as...