B:
Brownfields Technology Support Center - Assures that decision makers are aware of the full range of technologies available to cleanup contaminated facilities [Environmental Protection Agency (EPA), Technology Innovation Office (TIO)]

C:
Cleanup (Brownfields) - Brownfields are abandoned, idled, or under-used industrial and commercial facilities where expansion or redevelopment is complicated by real or perceived environmental contamination [Environmental Protection Agency (EPA)]

P:
Passenger Rail - Environmental issues impacting the Federal Railroad Administration [Department of Transportation (DOT), Federal Railroad Administration]