#1. a decline in the number of u. s. manufacturing jobs was in part the result of globalization/ biotechnology/ superstations/ #2. an increase in which of the following areas created a decline in labor union membership? service industry/ steelmaking/ automobile manufacturing/ coal mining

#1 is "globalization." The increase in the number of jobs available in other countries and continents allowed for people to relocate to find well-paying employment. This lowered the number of jobs available in the US. #2 is "service industry," since many service industries are not as likely to be unionized as manufacturing jobs.