Atmosphere Temperature Precipitation Humidity Wind Radiation CO 2 Nitrogen Climate Feedbacks Sensible heat, Latent heat Albedo Net radiation Momentum CO.

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Presentation transcript:

Atmosphere Temperature Precipitation Humidity Wind Radiation CO 2 Nitrogen Climate Feedbacks Sensible heat, Latent heat Albedo Net radiation Momentum CO 2, CH 4, N 2 O Dust Competition Disturbance Growth Introduction of invasive or non-native species Climate Change Succession Humans Land use Abandonment Humans Figure 28.1 Ecological Climatology © 2008 G. Bonan

Solar Luminosity Temperature (  C) Solar Luminosity Area (%) Black White Figure 28.2 Ecological Climatology © 2008 G. Bonan

Equilibrium Desert Savanna Woodland/shrubland Grassland/shrubland Iteration Area (million km 2 ) Figure 28.3 Ecological Climatology © 2008 G. Bonan

Figure 28.4 Summer Insolation ( W m -2 ) Annual Precipitation ( mm day -1 ) Fractional Vegetation Cover Years Before Present Ecological Climatology © 2008 G. Bonan

10  N15  N25  N20  N30  N Annual Precipitation (mm) Latitude Rain forestDry forestWoodlandShort grass 10  N15  N25  N20  N30  N Annual Precipitation (mm) Latitude Short grass Desert Tall grass Figure 28.5 Ecological Climatology © 2008 G. Bonan

Years Fractional Vegetation Cover Forest & climatological SSTs Forest & interannual SSTs Desert & climatological SSTs Desert & interannual SSTs Figure 28.6 Ecological Climatology © 2008 G. Bonan

May6-May 11-May16-May21-May26-May31-May 5-Jun 10-Jun15-Jun20-Jun25-Jun30-Jun Albedo (fraction) Tundra Low shrub Tall shrub Woodland Forest Figure 28.7 Ecological Climatology © 2008 G. Bonan

Latitude (  N) Temperature Difference (  C) January April July October Figure 28.8 Ecological Climatology © 2008 G. Bonan

Figure 28.9 Herbaceous plants Fractional cover Fractional cover Trees Ecological Climatology © 2008 G. Bonan

Growing Degree-Days Above 0  C Boreal Evergreen Tree Leaf Area Index (m 2 m -2 ) Control Extended Forest Figure Ecological Climatology © 2008 G. Bonan

Relative Change In Stomatal Density (%) Figure Ecological Climatology © 2008 G. Bonan

Figure Ecological Climatology © 2008 G. Bonan