they" in the passage refers to ____.,,,,trees|==renewable resources|natural resources|deposits">

the worse for wear" in the passage most likely describes a state of being ____.,,,,==exhausted|worn out|used up|run out">

harnessing" in the passage can be best replaced with ____.,,,,==exploitation|usage|consumption|production">

assets" in the passage is closest in meaning to ____.,,,,gifts|==property|savings|values">

advocates" in the passage can be best replaced with ____.,,,,fans|==supporters|holders|fighters">

metal reserves" as an example of ____.,,,,natural assets|waste materials|==natural resources|waste emissions">

untamed" in the passage almost means ____.,,,,==not having been explored|having been reconstructed|not having been visited|having been industrialized">