Kelp forests are special marine ecosystems. How can they help with climate stability? - They use vast amounts of carbon dioxide to grow.
- They support mangroves that need carbon to grow.
- They provide habitat for carbon-releasing species.
- They add carbon dioxide to coastal ecosystems.

Prior to the mt. st. helens eruption on may 18, 1980, satellite and topographic views of the volcano were captured. based on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m? question 9 options: 600 m 400 m 750 m 500 m

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs

In an experiment examining the effects tai chi on arthritis pain, callahan (2010) selected a large sample of individuals with doctor-diagnosed arthritis. half of the participants immediately began a tai chi course and the other half (the control group) waited 8 weeks before beginning. at the end of 8 weeks, the individuals who had experienced tai chi had less arthritis pain that those who had not participated in the course.