Thursday, March 10, 2011

Blog #6

Which level of a food pyramid is the most important? Support your answer.

The most important level of the food pyramid is the vegetable group. The vegetable group help humans on keeping healthy and on a good diet. Vegetables also contain a lot of vitamins and minerals. It contains very low fat and calories.

Thursday, March 3, 2011

Blog #5

There have been 5 major extinction events throughout history, are humans impacting the 6th? Why or why not?

Humans are not going to be impacting as the 6th major extintion because our world population of humans is proximately 6,903,000,000. Right now the population is increasing rapidly throughout the year. The population is expected to reach between 7.5 to 10.5 billion on the year of 2050. Even if a major disater occurs on Earth, humans will not be extincted.