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Global Temperatures part of Examples
Students analyze the global temperature record from 1867 to the present. Long-term trends and shorter-term fluctuations are both evaluated.

Earth System Topics: Climate, Atmosphere, Weather

Earth's Radiation Budget: Part 1 part of Examples
In this activity students explore the Earth's radiation budget using Earth radiation Budget Experiment (ERBE) data archived at the IRI/LDEO Climate Data Library (more info) .

Earth System Topics: Climate, Biosphere:Ecology, Earth's Cycles, Atmosphere

The Modern Atmospheric CO2 Record part of Examples
Students compare carbon dioxide (CO2) data from Mauna Loa Observatory, Barrow (Alaska), and the South Pole over the past 40 years to help them better understand what controls atmospheric CO2.

Earth System Topics: Biosphere, Atmosphere, Earth's Cycles:Carbon Cycle, Climate

Comparing Carbon Calculators part of Examples
Carbon calculators, no matter how well intended as tools to help measure energy footprints, tend to be black boxes and can produce wildly different results, depending on the calculations used to weigh various ...

Earth System Topics: Climate, Biosphere:Ecology, Human Dimensions:Policy, Energy, Atmosphere

Stratospheric Ozone part of Examples
Students explore observational data from ozone-sondes, TOMS, and UARS measurements to learn about changes in stratospheric ozone over the past several decades.

Earth System Topics: Climate, Atmosphere

Sun Spot Analysis part of Examples
Introductory students use Excel to graph monthly mean Greenwich sunspot numbers from 1749 to 2004 and perform a spectral analysis of the data using the free software program "Spectra".

Earth System Topics: Atmosphere, Solar System and Astronomy, Climate

Using Mass Balance to Understand Atmospheric CFCs part of Examples
Students use an interactive online mass balance model help understand the observed levels of chlorofluorocarbon CFC-12 over the recent past.

Earth System Topics: Human Dimensions:Policy, Atmosphere, Climate

Water Quality-Total Dissolved Solids part of Examples
Students use a microcomputer connected to a conductivity probe to measure the total dissolved solids in local area water samples.

Earth System Topics: Oceans:Marine Chemistry, Hydrology, Solid Earth:Earth Materials, Human Dimensions:Environmental Quality, Hydrology:Surface Water, Human Dimensions:Resources

Monohybrid Fruit Fly Crosses: A Simulation part of Examples
This assignment uses a computer simulation of fruit fly genetics to have students design and interpret monohybrid crosses of a trait with simple dominant and recessive alleles. Detailed instructions with animated examples, background material, a sample report and a rubric are included.

Earth System Topics: Evolution

Phenylketonuira part of Examples
In this activity, students are assigned different alleles of the gene for phenylalanine hydroxylase to research using OMIM (Online Mendelian Inheritance in Man). They are then asked to both explain and illustrate how this mutation may cause the disease phenylketonuria (PKU).

Earth System Topics: Biosphere, Evolution

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