Figure 3.
US-wide IQ-related benefit of aviation lead control, measured as increase in lifetime earnings, for 3 background cases: Case 1: 0.011 μg/m3, Case 2: 0.4 μg/m3, and Case 3: a spatially varying case with mean concentration of 0.0017 μg/m3.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.