Taking Nature's Pulse - Biodiversity BC

table of contentsV2.4.2 Status of British Columbia Taxa Below the Species Level 822.4.3 Data Gaps 842.5 Selected Key and Special Elements of Biodiversity in British Columbia 892.5.1 Key Elements 892.5.1.1 Cross-realm Elements 922.5.1.2 Terrestrial Elements 972.5.1.3 Freshwater Elements 1142.5.1.4 Marine Overlap Elements 1272.5.2 Special Elements 1342.5.2.1 Seasonal Concentrations of Species 1372.5.2.2 Special Communities 1412.5.2.3 Special Features 145Section 3. Threats to Biodiversity in British Columbia 1553.1 Approach 1563.2 Major Stresses on Biodiversity 1563.2.1 Ecosystem Conversion 1593.2.2 Ecosystem Degradation 1623.2.3 Alien Species 1653.2.4 Environmental Contamination 1693.2.5 Species Disturbance 1713.2.6 Species Mortality 1713.3 Human Activities Impacting Biodiversity 1723.3.1 Climate Change 1743.3.1.1 Future Conditions 1843.3.1.2 Implications of Climate Change for Biodiversity in British Columbia 1863.3.2 Agriculture 1933.3.3 Forestry 1943.3.4 Urban and Rural Development 1963.3.5 Transportation and Utility Corridors 1993.3.6 Water Development 2013.3.7 Oil and Gas 2043.3.8 Recreation 205