Five Things You Need to Know Today: May 21

1. Newton Small Business Center. As part of National Small Business Week, the today at in West Newton. Business owners or those looking to start a business are encouraged to stop by and ask questions. The office hours will run 8 a.m. - 9 a.m.

2. Board of Aldermen/Budget discussion. The Board of Aldermen will meet tonight for a regular meeting as well as a fiscal 2013 budget discussion. The aldermen are set to discuss a number of budgets including Parks & Recreation, Health & Human Services as well as the School Department. The meeting will be held at 7:45 p.m. in the chamber at .

3. Group Bike Ride. Bike Newton hosts a Monday evenings at 6 p.m. starting from the and visiting a number of scenic points around the city. The ride, which will be between 7-10 miles, is open to cyclists of all ages. Children must be accompanied by an adult. Anyone with questions can email nathan.aronow@verizon.net.

4. Boston College graduation. will graduate its Class of 2012 today starting at 10 a.m. in Alumni Stadium. Award-winning journalist . Drivers should take note of the graduation, as there will be heavy traffic around the Chestnut Hill campus, including Commonwealth Avenue and Beacon Street. 

5. Greening Our Community. A number of students will present ways they are addressing environmental issues during a Greening Our Community event held at the tonight at 7 p.m.. The event, sponsored by Green Decade Newton, will include presentations from students at , , and 's greengineers. A number of Environmental Leadership Awards will also be presented.