Anthropocene

Anthropocene

1. Alter Earth system

   • Cause
     • Humanity
       • Industrialised societies

2. New geological period

   • Holocene period
     • Potential Instability
       • False sense of security
   • Determine
     • Trajectory of the Earth

3. Mathematical formalization

   • • Rate of human activity on the Earth system (E)
       • Forests/Wetlands
       • Atmosphere
       • Oceans
       • Waterways
       • Ice sheets
       • Diversity of life

4. Last 7000 years until recently

   • Global temperature
     • 0.01°C / century

5. Last 45 years

   • Global temperature
     • 1.7°C / century
   • Highest rate

6. Evolution of Earth's biosphere

   • Third stage
     • Human activities
   • Second stage
     • Microbial
       • 3.5 billion years ago
   • First stage
     • Cambrian explosion
       • 650 million years ago

7. Need

   • Biosphere positive
     • Stores carbon
     • Enhances biodiversity
     • Purifies water and soils

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