National Park Management
Access the relevant website and a step-by-step guide for using the website.
WHAT ARE CRITICAL LOADS AND WHY DO THEY MATTER?
IDENTIFY RESOURCES AT RISK FROM N OR S AIR POLLUTION
NPS PARK AIR PROFILES
CONDITIONS AND TRENDS OF POLLUTANTS AND ECOSYSTEM HEALTH IN NPS UNITS
REPORTS ON CRITICAL LOADS AND CL EXCEEDANCES WITHIN NPS UNITS
INTERACTIVE MAPS OF CRITICAL LOADS AND EXCEEDANCES
(This website cannot be embedded)
Step-by-step instructions
Information on what critical loads are and how they are used in management decisions, and what the NPS is doing to reduce pollution impacts within parks.