Jeff Peneston, Liverpool High School science teacher and PolarTREC 2008 alumnus was introduced as the New York State Teacher of the Year at an event in the White House Rose Garden that was televised nationally on cable TV. The article describes the awarding of this honor by President Barack Obama at the White House.
Humans are creative. They try to solve problems in original ways. For example, some scientists are thinking of ways to decrease the amount of greenhouse gases in the air. Other scientists are thinking of ways to limit the amount of sun that reaches Earth so that the Earth won’t get so warm. Like most ideas, there are pros (good
Textbooks say that carbon dioxide is a greenhouse gas and can make earth's climate hotter. Try this lab to see if carbon dioxide gas can really act like a greenhouse.
Objectives
Students should be able to make a hypothesis, perform an experiment, analyze data and write a conclusion based on the evidence from their experiment.
Nature creates its own density column in marine systems, which is extremely important for the triggering of the spring bloom of phytoplankton. Phytoplankton are an important food source for all organisms- from microscopic zooplankton to large marine mammals such as walrus and whales. The different salinities (and therefore, different densities) of water help to stabilize the water column (by limiting
This short slide presentation includes maps and diagrams providing introductory material about the 2008 Oden Antarctic Expedition. Maps, images, and information provided courtesy of Abrahamsson et al. 2001, Garrison 1991, and Ducklow and Yager 2007.