Holocene records of the significance of ENSO on vegetation and fire ...

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age (cal yr BP) 4_110 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 Cloverdale, NM Winter Wet Artemisia Ephedra Anemone Brassicaceae Geraniaceae cf Chenopodiaceae Asteraceae Ambrosia Cirsium Poaceae Summer Wet Larrea Caltrop Sidalcea neomexicana Polygonaceae Eriogonum Euphorbiaceae Rosaceae Quercus Ericaceae Prosopis Agave Yucca Polygonum Cyperaceae Low pollen preservation Aquatics Typhaceae/Sparganiaceae Typha latifolia Aquatic Sum 20 40 20 40 20 40 20 20 40 20 40 Low pollen preservation from ~3500-45oo cal yr BP….. Fabaceae Oxytropis Loranthaceae Lilliaceae Cephalanthus (cf) Saxifragaceae (cf) Corylus Celtis Ulmus Acer Salix Populus Total pine
age (cal yr BP) -100 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400 2500 2600 2700 2800 2900 3000 Canelo Hills, AZ Winter Wet Artemisia S WW W Geraniaceae e H Brassicaceae ae H WW Amaranthace ceae H SW Asteraceae H H SW Summer Wet Ambrosia H SW S Cirsium H SW SW Chicory H SW SW Poaceae H SW S Euphorbiacea eae H SW Rosaceae SSW S S Cyperaceae WL W Aquatic total Pinaceae ae E herbs SUMS shrubs trees 20 40 20 40 60 20 40 20 40 60 80 20 40 60 80 100 20 The initiation <strong>of</strong> <strong>the</strong> Canelo Hills cienega (or reactivation) at ~3000 cal yr BP, <strong>the</strong> same time that it gets wet again at Cloverdale
Page 1 and 2: Holocene r
Page 3 and 4: Objectives? Utili Utilize sediment
Page 6 and 7: Coastal Sage Scrub Dry Coastal Mato
Page 8: Youngest sediment Oldest sediment
Page 13 and 14: A different approach AAugust t 2004
Page 15 and 16: Now we have it figured out (we thin
Page 17 and 18: What h we are llearning?
Page 19 and 20: www.weatherpix.com
Page 22 and 23: Nature, 2002 Changes in frequency a
Page 24 and 25: RSBA SBBNWR Age (cal yr B.PP.) 0 50
Page 26 and 27: RSBAA SBNWR Age (cal yrr B.P.) 0 50
Page 28 and 29: RSBAA SBNWR Age (cal yrr B.P.) 0 50
Page 32 and 33: How do 0 the sites
Page 34: Implications • DData t ffor resto
Page 37 and 38: What Next? • Dt Data ffrom Ciéne
Page 39 and 40: QUESTIONS? ! Muchas Gracias!

Holocene records of the significance of ENSO on vegetation and fire ...

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