If you need to educate yourself on the details of the Arab-Israeli conflict, here is an extensive list of information sites, which can help you refute the comments of your professors or peers.
If you want to be more proactive and facilitate more pro-Israel programming on your campus, explore these organizations that provide funding, fellowships, strategies, and speakers to come to your campus. This includes ADL, CAMERA, David Project, Hasbara Fellowship, Israel on Campus Coalition, StandWithUs, and ZOA
Trips to Israel
If you've never been to Israel on a peer-trip and are between 18-26, Birthright is for you! Free 10-day trip to Israel that will be like nothing you've experienced before. What are you waiting for? Go apply now! You may also be able to run and staff a trip - details here