These people always order take-out food with plastic containers and forks.
These people are scientists and should know the impact of non-reusable plastic on pollution, but they sit around fiddling with their plastic forks. At least make some effort at making responsible choices when it comes to the environment.
Doesn't have to be a dramatic, Woke moment but just, like with smoking cigarettes, manage it in a way that models good stewardship.