Lab 6: Climate Extremes and Impacts on People part of TREX - Tree Ring Expeditions:TREX for Students:Labs
This lab is designed as a supplement to Lab 5. Download a Student Activity Worksheet. (Microsoft Word 2007 (.docx) 17kB May13 24) Introduction In the previous lab (Lab 5), we learned that paleoclimate records, ...

Meet the Challenge (Optional final assessments) part of TREX - Tree Ring Expeditions:TREX for Students:Labs
In this lab on drought in the Hudson Valley, you have started to learn how scientists work. You explored the Humpty Dumpty talus slope site with Google Maps and learned about the importance of picking study sites ...

Part 3: Measuring Ring Width to Determine Climate Change in the Past part of TREX - Tree Ring Expeditions:TREX for Students:Labs
Now that we have explored several important research sites, let's take a look at some of the tree-ring data from those sites. In this activity, you will use a digital software program called ImageJ to measure ...

Part 3: Measuring and Graphing Tree-Ring Width at Chaco Canyon, NM. part of TREX - Tree Ring Expeditions:TREX for Students:Labs
In addition to calendar dating ancient archeological sites, and more recent antiques and musical instruments like violins, tree rings capture a wealth of information regarding past temperature and precipitation in ...

Part 3 - Gathering Historical Drought Data part of TREX - Tree Ring Expeditions:TREX for Students:Labs
Download a Student Activity Worksheet here. (Microsoft Word 2007 (.docx) 24kB Feb24 22) Although it may seem a simple matter to measure and analyze tree rings, there are several natural conditions and factors that ...

Lab 1 - Launching an Expedition part of TREX - Tree Ring Expeditions:TREX for Students:Labs
Download a Student Activity Worksheet here. (Acrobat (PDF) 216kB Mar13 19) Introduction Dendrochronologists often travel to remote regions across the world in search of old, slow growing, trees that capture the ...

Part 2 - Coring Trees and Observing Ring Patterns part of TREX - Tree Ring Expeditions:TREX for Students:Labs
Now that you have considered the nature of your research site, and how environmental conditions affect tree ring growth, it's time to roll up your sleeves and get to work! Trees typically grow one ring per ...

Part 2 - The Life of a Tree-Ring Scientist part of TREX - Tree Ring Expeditions:TREX for Students:Labs
Each scientist working today was influenced and inspired in some way to enter their profession and commit to a life-long quest to advance our knowledge of the universe. Some had a parent or relative, teacher, or ...

Lab 4 - Sharing a River: The Colorado River Story part of TREX - Tree Ring Expeditions:TREX for Students:Labs
Download a Student Activity Worksheet here. (Microsoft Word 2007 (.docx) 68kB Mar14 19) Introduction All of us take water for granted because we can just turn on a tap and use as much as we want. This is not true ...

Lab 3 - Tree Rings and the Ancestral People of Pueblo Bonito: Uncovering the Past part of TREX - Tree Ring Expeditions:TREX for Students:Labs
Download a Student Activity Worksheet here. (Microsoft Word 2007 (.docx) 64kB Mar14 19) Introduction In this tree-ring science expedition you will learn how tree rings are used to date archaeological sites. You ...