Tropospheric aerosols
A) have residence time of at least several centuries.
B) have the net effect of reducing global temperatures.
C) form a positive feedback loop with increasing atmospheric carbon dioxide.
D) are rarely anthropogenic in origin.
Question 2
Stratospheric particulates and aerosols stay suspended longer because
A) they are small and there is no mechanism to remove them.
B) they are held aloft by the jet streams.
C) they are trapped in the tropopause.
D) they combine with ozone and are held in chemical bonds.
Bronfenbrenner’s model of the ecological-systems approach to studying development. He suggested that
Historical Time Line of Regulatory Acts, Standards, and Organizations
Greet a First-Time Client With a Firm Handshake.
Climate Change: Timescale decades to centuries
Mirror recognition and self-naming develop at almost exactly the same time