Final answer:
Heavy snow disrupting transportation in Buffalo is a known unknown, as it is expected but not predictable in timing or impact. Adaptations like connected dairy barns and school closure policies show anticipation for these winter events.
Step-by-step explanation:
Heavy snow in Buffalo, New York disrupting transportation is an example of a known unknown. This is because while the exact timing and impact of heavy snow can be uncertain, it is a predictable event that snow will likely occur during the winter months in the region. This knowledge allows for planning and preparation, despite some elements of the event being uncertain.
For instance, infrastructure such as dairy barns in New York may be connected as an adaptation to the local climate, showing that some level of preparation for known winter conditions is possible. Moreover, the mention of school closure policies due to snowfall further underscores the anticipation and known nature of such disruptions.