Answer:
Seus membros integrais são Argentina, Brasil, Paraguai e Uruguai. A Venezuela é um membro pleno, mas está suspensa desde 1º de dezembro de 2016. Os países associados são Bolívia, Chile, Colômbia, Equador, Guiana, Peru e Suriname. Os países observadores são a Nova Zelândia e o México.
Explanation:
GROUNDWATER is the largest source of freshwater on earth.
Answer:The Arctic Circle is one of the two polar circles and the most northerly of the five major circles of latitude as shown on maps of Eart
Explanation:
Answer:
Explanation:
thickness of aerosol layer is 2.5 km
zenith angle is 40 degree
we know that
where
is extinction coefficient
extiction cross section
N = Concentration
transimiitance 
