Any medium or full-size SUV or pickup will tow a trailer up to 2000 pounds. Make sure whatever vehicle you get that you have a Reese style hitch installed and
do not use the bvehicles sold today meet or excede the EPA requirements for emissions and
fuel economy, however the larger and heavier the vehicle, the less likely it is to be very efficient.
Your best bet is to go for a vehicle that meets the towing needs but doesn't exceed them in power and size. THe larger and more powerful you go, the farther away you'll be from environmentally friendly.
You can compare specs and features on models and do side-by-side comparisons by going here: