Curated OER
Will Global Warming Push Trees to Extinction?
Young scholars examine the extinction of plants and animals through loss of habitat. They investigate the effects of global warming. They use a computer model to analyze the impact of global warming on tree growth and distirbution...
Curated OER
Tree Friends
Students are introduced to tree structure and use. They identify their special tree using all senses except sight. Students identify six different internal parts within a cross section of tree trunk (bark, phloem, xylem, cambium,...