Technically, yes, you can keep a honey bee hive without taking the honey. After all, this is what happens in nature.
However, if your (very worthy) goal is to have bees for pollination, you may wish to consider mason bee boxes. The native, solitary bee is a better choice for pollination. Then be sure to have a place for water to drink—and you can watch nature thrive!
Technically, yes, you can keep a honey bee hive without taking the honey. After all, this is what happens in nature.
However, if your (very worthy) goal is to have bees for pollination, you may wish to consider mason bee boxes. The native, solitary bee is a better choice for pollination. Then be sure to have a place for water to drink—and you can watch nature thrive!