Slide 1Phosphorus, nutrient, carbon and water interactions. Jason Neff Geosciences Dept, CU Boulder Slide 2 What controls primary productivity? N P P P Ca, Mg Fe H2OH2O H2OH2O…

Slide 1 Nutrient pump (temperate lake turnover) Slide 2 BIOGEOCHEMICAL CYCLES: A few general points (terrestrial systems): 1.Nutrient cycling is never perfect i.e. always…

Slide 1 What goes on four legs at dawn, two at noon, and three at dusk? Slide 2 Landscape Development I. Landscapes are the physical features of the earth’s surface. Result…

Slide 1 Slide 2 Slide 3  Each Mass is described with a Temperature & Moisture  Ex: Hot / Dry  Ex: Cold / Moist Slide 4  Air mass that forms over tropics is…

Slide 1 Slide 2 AIR MASSES A large body of air (thousands of miles) Changes in weather are caused by movements of air masses As an air mass moves away, temp & humidity…

Slide 1 Equatorial and Tropical Physical Geography Realm of the Intertropical Convergence Zone Slide 2 A Regional Approach All elements of physical geography integrated in…

Slide 1 Fire Weather: Temperature & Moisture Slide 2 Weather and the Earth’s Heat Balance Weather = motion in the atmosphere due to unequal heating Over time, the amount…

Slide 1 Slide 2 Layers of skin (3)  Epidermis  Dermis  Subcutaneous ◦ Gives rise to hair follicles and sebaceous glands (oil and sweat) Slide 3  Protection…

Slide 1 Atmospheric Measurements Nick Bassill January 28 th 2009 Slide 2 What types of atmospheric variables are measured? Slide 3 Some examples: Temperature Moisture content…

Slide 1 Assessment of the vertical exchange of heat, moisture, and momentum above a wildland fire using observations and mesoscale simulations Joseph J. Charney USDA Forest…