This content has been created with the intent for the teacher to develop it to best suit their classroom setting. In its most basic form, students are asked to analyze wet and dry berry data to determine how water content changes (or doesn’t) for several berry species over the course of one season.
This lesson has multiple stages or
The night before I left Alaska I stayed up chatting with some of the scientists in the Toolik dining hall talking about my return to “normal civilization”. We spoke about the little habits that you pick up while at the field station and aren’t sure you’re going to let go (wearing sunglasses 24/7) as well as
Soil decomposers, such as some bacteria and fungi, obtain energy needed for life from dead and decomposing plant and animal remains, known as soil organic matter. Soil organic matter is important to local ecosystems because it affects soil structure, regulates soil moisture and temperature, and provides energy and nutrients to soil organisms. It is also important globally, because
Just as the increase in atmospheric CO2 is causing the global air temperture to rise, the container with the added CO2 will trap more heat inside and will show a higher internal temperature.
Overview
This activity/demonstration can be used directly following lessons on greenhouse gasses and their effects on warming the atmosphere by allowing shortwave UV energy
In this one hour presentation, PolarTREC teacher John Wood explains the scientific work in the Carbon Balance in Warming and Drying Tundra expedition from Healy, Alaska.
The local on-line newsletter interviewed Mr. Wood over the phone and talks about the upcoming expedition to the interior tundra of Alaska and how it will involve the students at Talbert Middle School in Fountain Valley.