13-for thousands of years, the processes that added and subtracted carbon dioxide from the atmosphere were in balance: a) are they in balance now? b) what are the main reasons for the imbalance? c) how does this cause the imbalance?

Can anyone find the answers to the lab 2: exercise 1 bathymetric charts questions for sandy harbor so that i can check for accuracy?

In a 2010 article “fact check: eastern u. s. earthquake risk” by chris mould, the author provides as evidence the following statement by the united states geological survey: “although earthquakes may be less frequent in the eastern u. s., … urban areas in the east could face bigger losses because the shaking would affect much larger areas than similar quakes in the west. in addition, most homes and buildings in the east are not designed to withstand earthquakes.”this statement directly relates to which of the following concepts? a. vulnerabilityb. hazardc. riskd. severity

When you cross a time zone going east what happens to the time