If you only need a tool or piece of equipment infrequently then instead of buying one, save resources by asking a friend or neighbour if you can borrow one. Or check online for a lending club, such as Streetbank.
Avoid creating waste. When ordering food avoid plastic utensils or straws by asking in advance.
If you're looking for a hotel go to TripAdvisor and select 'GreenLeaders' from the 'More' menu option above the search box.
Choose rechargeable batteries and a battery charger to cut down on disposables. Eventually recyclable batteries reach the end of their life too but they can be recycled – local recycling policies vary so check with your recycling facility.