Enviornmental Science CP
Thursday, October 14, 2010
What Will Happen If Bats Disappear?
If bats disappear we will lose the primary predator of night-flying insects. A niche is a specific role a species plays within an ecosystem and bats consume insects such as pests, mosquitoes, corn earworm moths, and cotton bollworms. Many of these are crop-destroying and bats cosumption of these insects help handle the situation. Also, bats are responsible for polinating and seed-distrubution. Their habitat in which they live affects agricultural regions such as Colorado's San Luis Valley. Bats had the capability to pull "about 100 metric tons of insects out of the air in a year." This situation fits into the biodiversity unit were working on because it ties in with the species relationships and niches.
The Cove
The captivity of dolphins is a widely spread issue that's happening all over. This process
is decreasing our biodiversity.It can be seen in oceans, aquariums, and sea world. I had
no idea about the situation before the video. During the video i was thinking why are
they making such a fuss over dolphin, while cows and pigs are getting killed all the time? Although,
there all people and organizations handling the dolphin slaughter. Such as Richard Oberry,
Oceanic Preservation Society, and International Whaling Commision. They're helping by
captivating dolphins and setting them free. Also by exposing the problem to the world.
is decreasing our biodiversity.It can be seen in oceans, aquariums, and sea world. I had
no idea about the situation before the video. During the video i was thinking why are
they making such a fuss over dolphin, while cows and pigs are getting killed all the time? Although,
there all people and organizations handling the dolphin slaughter. Such as Richard Oberry,
Oceanic Preservation Society, and International Whaling Commision. They're helping by
captivating dolphins and setting them free. Also by exposing the problem to the world.
Biodiversity
In the biodiversity activity, my hypothesis was if the number of species in my ecosystem is high then it will be able to recover. The ecosystem given to me had a very low number of different species which was 3, and all together the organisms equaled 16. Therefore our ecosystems biodiversity ratio was also low .19. The ecosystem only survived 3 out of 10 disasters. When I compared my data to the class I noticed that the lower ratio had less disasters survived, but if the ratio was high it had more disasters survived. Based on this information, my hypothesis proved to be correct. The results didn't surprise me and I think one species could be more important than other. One species could have the potential to survive more disasters than another.
Species Extinction
The only species I've heard about is dinosaurs, the different species lived in a wide variety of places. Most of them were part of the deciduous forest. I don't think one species is more important over another because they each serve a purpose. Mostly humans were responsible for the death of the species and I do believe this could happen today.
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