'Ice cores' diaporamas de présentation

TWO DIVINE REVELATIONS

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8 th Grade Science EOG Review

8 th Grade Science EOG Review. Chemistry 8.P.1. 8.P.1.1 Classify matter as elements, compounds, or mixtures based on how the atoms are packed together in arrangements.

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Question: How much warming can CO2 cause?

Question: How much warming can CO2 cause?. Higher levels of atmospheric CO2 do cause some warming. However, CO2s ability to absorb heat is logarithmic , meaning the more CO2 there is, the less heat it can absorb. If atmospheric CO2 levels double or triple , CO2 , by itself ,

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Historical Changes in Climate

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Resources

Resources. http://www.giss.nasa.gov/research/briefs/schmidt_01/ http://earthobservatory.nasa.gov/Features/Paleoclimatology_OxygenBalance/oxygen_balance.php http://www.globalchange.umich.edu/globalchange1/current/lectures/kling/paleoclimate/index.html

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Climate and Climate Change

Climate and Climate Change. Chapter 12. Learning Objectives. Understand the difference between climate and weather and how their variability is related natural hazards Know the basic concepts of atmospheric science, such as structure, composition, and dynamics of the atmosphere

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Early history of Earth in 1 slide

Early history of Earth in 1 slide. Halliday- Nature 409,2001. Impact hypothesis of Moon origin. 5 hours. 1 hour. Moon contains no volatile elements H,C,N. Moon has much less iron, object impacted differentiated Earth. 1000 years. Oxygen isotope relative abundance same for Earth and Moon.

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Climate change I: climate trends

Climate change I: climate trends. Bio 415/615. Questions. 1. How much colder was the Earth during the last glacial maximum? 2. What are Milankovitch cycles? 3. How do we know the Earth is warming? 4. Why do scientists believe the warming is anthropogenic?

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Global Warming 2007

Global Warming 2007. With secondary data taken mostly from the IPCC report February 2007. Contents. The Greenhouse Effect The Enhanced Greenhouse Empirical Evidence Deduction Summary of Temperature Records Greenhouse Gases Models and Feedbacks Predictions. The Greenhouse Effect.

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THE Single Particle Soot Photometer (SP2): METHODS, APPLICATIONS

THE Single Particle Soot Photometer (SP2): METHODS, APPLICATIONS. BENJAMIN SUMLIN GRADUATE SEMINAR IN ATMOSPHERIC SCIENCES 24 MARCH, 2014. Single Particle Soot Photometer. INTRODUCTION Black Carbon Why measure? Radiative Forcings Climate Models

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Climate Proxies

Climate Proxies. How can you measure the climate of the past?. Learner outcomes. At the end of this lecture you should be able to Describe how proxies differ from observations Describe how tree rings, corals, fossils, lake ice and lake duration are used to estimate local climate

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How do we know about the climate 150,000 years ago?

How do we know about the climate 150,000 years ago?. Are scientists making stuff up?. Are they using time machines?. Climate data of the past Actual Measurements. Humans have been recording climate using instruments for only the past ~100-200 years.

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Identify proposed drilling targets to address these questions.

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Life in Extreme Environment Life in deep freeze: Lake Vostok, Antarctica

Life in Extreme Environment Life in deep freeze: Lake Vostok, Antarctica. Readings: Nature, 415, 828-830 Science, 286, 2138-2141 Science, 286, 2141-2144 Science, 286, 2144-2147. Hidden depths: lake Vostok in Antarctica. Surface of Lake Vostok.

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DO NOW! HAPPY THURSDAY!!! September 27, 2012

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Chetverikov Yu . ?. 1

Content of molecular hydrogen in the bottom section of ice sheet near Vostok Station: first results of studies of ice cores from borehole 5G-1N. Chetverikov Yu . ?. 1

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18.8

stable. transition. stable. We concentrate on the transition from one distinct stable phase of the climate (the glacial phase) to another stable phase (Holocene). 18.8. 16.2. 15.7.

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Ice Core Data

Ice Core Data. Connor Waldron + Stephen Walker Mrs. Geithner P1 12/10/12. Background Info. I ce core ? sample removed from ice sheet F rom the ice caps of Antarctica ? Greenland ? or from high mountain glaciers (Citation 3).

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1. Volume-grain size distribution

Muztagata. Dunde. Tanggula. Dasuopu. Everest. Grain size, concentration, flux and composition of Asian dust in snow and ice cores on Tibetan Plateau Guangjian Wu, Tandong Yao, Baiqing Xu, Lide Tian, Chenglong Zhang, Xuelei Zhang

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INTRODUCTION

INTRODUCTION

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