'Last ice age' diaporamas de présentation

In the very distant past, most people

In the very distant past, most people. lived in small groups. lived in permanent settlements. did not gather plants. did not hunt animals. Imported plants in Hawaii have. crowded out many native species. reduced the native bird species. introduced diseases. depleted natural resources.

2.72k views • 101 slides

Honey, I shrunk the glacier

Honey, I shrunk the glacier. Extent of ice during Pleistocene glaciations. How thick ?. How thick was the ice that covered Michigan ?.

1.02k views • 83 slides

Population Genetics

661 views • 45 slides

Places of our Past and Present

Places of our Past and Present. A presentation by Dolphin Senior Public School, Mississauga, Canada. Credits.

738 views • 41 slides

III. Island Biogeography

III. Island Biogeography. III. Island Biogeography. Biogeography : The study of the distribution of organisms in space and time. Biogeography looks at four fundamental processes:.

918 views • 38 slides

Chapter 4

Chapter 4. Farmer Power. Agricultural Societies. Agricultural societies produce more food and thus more people. Meat. Meat from livestock replaces wild meat, animals also provide power to pull plows and fertilizer. Sedentary Existence.

574 views • 38 slides

III. Island Biogeography

III. Island Biogeography. III. Island Biogeography. Biogeography : The study of the distribution of organisms in space and time. Biogeography looks at four fundamental processes:.

696 views • 38 slides

Global Environmental Change & Health Paul R. Epstein, M.D., M.P.H. Center for Health and the Global Environment Harv

Global Environmental Change & Health Paul R. Epstein, M.D., M.P.H. Center for Health and the Global Environment Harvard Medical School http://med.harvard.edu/chge.

524 views • 36 slides

Green House Effect and Global Warming

Green House Effect and Global Warming. Do you believe that the planet is warming?. Yes No. If you believe that the planet is warming, do you believe that human activity has contributed to the warming?. Yes No.

466 views • 33 slides

Estuaries

Estuaries. Where Rivers Meet the Sea. Origins And Types of Estuaries. Estuaries are semi-enclosed areas where fresh water and seawater meet and mix They therefore represent a close interaction between land and sea Estuaries are among the most productive environments on earth.

1.26k views • 32 slides

Geography Bee

Geography Bee. Round 3: U.S. Physical Geography. Which state has large areas of permafrost-Oklahoma or Alaska?. Alaska. Which state has an area or Mediterranean climate-California or Virginia?. California.

483 views • 31 slides

Overview

Overview. Presentation 1 (April 20, 2007) Evolutionary psychiatry: an introduction Presentation 2 (TBC) Evolutionary psychiatry and the schizophrenia paradox: a critique. Evolutionary psychiatry: an introduction. 1. Darwin and the health sciences

495 views • 26 slides

6. Different Styles of Civilization

6. Different Styles of Civilization. Mesopotamia and Egypt. Outline. 1) Possible causes of the hierarchical state 2) L or U (continued) 3) Causes of the first states: geography of the Civilization Trap 4) Mesopotamia and Egypt Similarities Differences. State as System of Inequality.

807 views • 26 slides

2.45k views • 22 slides

Chapter 12 Coasts

Oceanography An Invitation to Marine Science, 7th Tom Garrison. Chapter 12 Coasts. Chapter 12 Study Plan. Coasts Are Shaped by Marine and Terrestrial Processes Erosional Processes Dominate Some Coasts Beaches Dominate Depositional Coasts

1.89k views • 20 slides

What, exactly are our moral obligations to the sooty tern?

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Standard Grade Geography

Standard Grade Geography. Introduction to Glaciation. Physical Landscapes - Glaciation. In this topic you will learn about: What glaciers are and how they have shaped the landscape The processes that create glacial features including plucking, abrasion and freeze-thaw weathering

558 views • 16 slides

Closing the Global Sea Level Rise Budget with GRACE, Argo, and Altimetry Observations

Closing the Global Sea Level Rise Budget with GRACE, Argo, and Altimetry Observations. Presented by Eric Leuliette. Requirement, Science, and Benefit. Requirement/Objective

461 views • 13 slides

Music of South America

Music of South America . Early History of Americas. All peoples originating from Asiatic peoples crossing the ice between Alaska and Siberia at the end of the last ice age. Within 5,000 years South and North America populated.

372 views • 10 slides

Introducing Early America

Introducing Early America. How/When/Why people came to the Americas?. People came from Asia over the land-bridge known as BERINGIA. ( any other explanations?) Occurred at the end of the last ice age, approx. 1.9 million to 10,000 BC. Siberian hunters followed the animals who migrated

242 views • 8 slides