An organization called Green Weed Control is accredited as meeting a stringent environmental standard and uses that extensively to publicize its superiority compared with its competitors. In the planning phase of a project to develop a new herbicide product, exploration of alternatives has identified a particular speedy and inexpensive approach to achieve a project need. However, this alternative involves a risk of environmental contamination. The team discovers that the likelihood of the risk is low, but consequences would be very serious if things went wrong. What should the project team do?