Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
Download Terrestrial Paleoecology - Florida Institute of Technology
Document related concepts
Transcript
Institute for Research on Global Climate Change Florida Institute of Technology Terrestrial Paleoecology Institute for Research on Global Climate Change Lake sediments provide many ways to extract information about past climates Fossil pollen and charcoal Terrestrial Paleoecology Diatoms Sediment color and chemistry Our South and Central American field sites Terrestrial Paleoecology We raise sediment cores from ancient lakes Terrestrial Paleoecology Lake Surucuchu, Ecuadorian Andes The GLAD800 drill rig raising a deep-water core from 230’ water depth from a lake in Guatemala Terrestrial Paleoecology We investigate cultural collapse and its relationship to climate change Terrestrial Paleoecology Pollen grains of maize are a clear indication of past agricultural activity Terrestrial Paleoecology Dr. Bush and undergraduate Chris La Drew investigate a cave in Ecuador for stalagmites Terrestrial Paleoecology The inside of a stalagmite Each color change indicates a change in precipitation Terrestrial Paleoecology Marine Paleoecology Institute for Research on Global Climate Change The animals of Antarctica are unique… Marine Paleoecology The animals of Antarctica are unique… Sea worm Marine Paleoecology The animals of Antarctica are unique… Rockhopper penguins Marine Paleoecology The animals of Antarctica are unique… Gentoo penguins Marine Paleoecology Adelie penguins The animals of Antarctica are unique… Marine Paleoecology Chinstrap penguins …but as climate changes Marine Paleoecology and the Antarctic gets warmer Marine Paleoecology new animals are appearing Invasive King Crabs Marine Paleoecology threatening Antarctica’s unique inhabitants Marine Paleoecology Marine Paleoecology Camping out in the Antarctic wilderness Dr. Rich Aronson diving into an ice crack in Antarctica Marine Paleoecology Coral-Reef Ecology Institute for Research on Global Climate Change Microscopic plants live inside corals Coral-Reef Ecology Coral reefs feed half a billion people worldwide Coral-Reef Ecology Coral-Reef Ecology Coral-Reef Ecology Parrot fish control sea weed on coral reefs Coral-Reef Ecology Coral reefs are the rainforests of the sea Coral-Reef Ecology The oceans are warming Tropical Atlantic Tropical Pacific Webster et al 2005. Science 309:1844-46 Santer et al 2006. PNAS 103:13905-10 Coral bleaching, southern Japan (1998) FIT students measuring the effects of climate change on coral reefs Coral-Reef Ecology FIT students measuring the effects of climate change on coral reefs Coral-Reef Ecology
