Apr 29 2010
We always hear a lot about “Global Warming” or “Global Climate Change,” but is there even any solid evidence to back it up? The truth is that, even though the idea that global climate is changing at an unnatural rate because of human activities is still not 100% proven to be fact, there have been [...]
Jan 11 2010
This is just a video I found on Youtube of Hank Green giving a very abbreviated and simplified description of ecological services. The part that I found most interesting, and, from what I know, we have not discussed yet, is a group of people that actually placed monetary value on the ecosystem’s services. I also [...]
Nov 04 2009
One of Mr. W’s favorite brain rules is #5, repeat to remember, so lets revisit what we learned yesterday about niches. Every organism has a niche, but how are they determined? What you eat Where you work (habitat) Role in energy flow Role in matter cycling Interactions with others When an organism’s environment changes, it [...]
Nov 03 2009
Trying something new. I don’t like to use much Power Point, but have seen slideshare used as a way to share presentations. Here is today’s presentation: Keystone and Foundation Species View more documents from Derrick Willard. What do you think of Slideshare? No more needing to mail a Power Point to a professor if you [...]
Sep 24 2009
This 18-minute video was made by me a few years ago. While it is a bit grainy, it covers the major field research techniques I try to show students at Davidson each year. It’s mandatory viewing if you did not go, and a good review if you did: *Note: The Internet filter at school will [...]
Sep 21 2009
9/21/2009: Today in APES we discussed the concept of an Ecosystem and how it applies in Environmental Science. First we defined an ecosystem as: The community of organisms and their interactions as well as their interactions with the non-living environment. We then discussed how an ecosystem is broken up into two basic parts: biotic and [...]
