Class review, Lecture 15

Class review, Lecture 15

1. Weathering

   • happens the fastest at continental collisions, new mountains and fresh rocks
   • slow weathering on the flat, growth of plants
   • Acid breaks down minerals from lava and magma
     • • part of the carbon cycle
         • Taking co2 out of atmospher
           • oceans.weathering, and plants
             • if oceans get warmer, can't hold as much co2 and releases it into atmosphere creating positive feedback
         • Adding co2
           • volcanoes.

2. Treaty 1961

   • No more claiming land, no militaries( except to assist science program logistics), Science (generally peaceful)
     • no Nuclear testing, or dumping of nuclear waste
       • Research is openness and transparancy of ever
   • 5 key goals of this treaty
     • no nuclear testing
     • no military activity
     • no claiming land
     • oppenness and transparancy
     • do science

3. What strategies did countries use to make/legitimize their claims in Antarctica?

   • First one to set foot somewhere and plant flag
     • or drop flag from a plane
   • First perso to see somewhere
   • demonstrate active use of the area
     • whaling. post office, military and science stations

4. International Geophysical Year (IGY) 1957 - 58

   • 12 nations united
     • many stations created in this year (amundson scott)
       • 1st south pole station
     • laid the foundation for a treaty

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