What property of glacial ice helps climatologists to reconstruct the CO2 concentrations of the atmosphere during the past?
A) The amount of 16O in the water.
B) The ratio of oxygen isotopes in the ice.
C) The amount of volcanic ash frozen in the ice.
D) The contents of the air bubbles trapped in the ice.
Question 2
The vertical height reached by convective currents in the atmosphere is called:
A) the mixing depth. B) a temperature inversion.
C) the convective inversion. D) vertical transport potential.
Manganese helps Deinococcus radiodurans to avoid radiation damage.
Measures of ocean chlorophyll-a concentrations from part of Atlantic Canada in (a) January 2006, and
The Last 10,000 Years of Greenhouse Gas Concentrations
Using a water-based cleaning system helps reduce the hazards from using strong chemicals.
Glacial Depositional Features
Carbon Dioxide Concentrations for 400,000 years