'Geographic barriers' presentation slideshows

Do Now

Do Now. 1. What Factors influence air temperature? 2. What factors influence air pressure? 3. How does air move in and around a low pressure system? 4 . What happens to air as it rises?. Dew Point and Relative Humidity. Dew Point.

935 views • 79 slides

African Civilizations

687 views • 48 slides

Evolution

522 views • 41 slides

E volution The Change of Populations over Time

E volution The Change of Populations over Time. Part 1:. History. Charles Darwin. Charles Darwin Darwin (1809-1882) was the father of evolution, contributing more to our understanding of evolution than any other individual. He wrote On the Origin of Species , among other works.

447 views • 31 slides

Evolution of Populations

Evolution of Populations. 2010. The Modern Synthesis. Population genetics integrates Darwinian evolution and Mendelian Genetics Important terms in population genetics: Population: group of individuals of same species

355 views • 21 slides

china

321 views • 16 slides

Lecture: Macroevolution and Mass Extinction

Lecture: Macroevolution and Mass Extinction. Macroevolution. Macroevolution- large-scale evolutionary changes that take place over long periods of time 6 Themes:

246 views • 10 slides

Speciation

Speciation. Not as easy as it seems. Evolution creates and destroys new species. What is a species?. What is a species?. These are all one specie!. We will define a specie as:. A group of organisms that has the ability to interbreed and produce fertile offspring.

230 views • 9 slides

Sprawl in San Jose CA 1970 - 2000

Sprawl in San Jose CA 1970 - 2000. Russ Lopez BU School of Public Health. San Jose. Infill metropolitan areas Population Growing Geographic barriers prevent outward expansion Sprawl index values falling Some of the lowest sprawled metropolitan areas 6 metropolitan areas, 16 million people

260 views • 8 slides

What is a species? Speciation?

What is a species? Speciation?. Macroevolution: origin of new species; increases diversity Species? Population (or group of populations) whose members can interbreed and produce fertile offspring Identified species are named = Taxonomy binomial scientific name: Homo sapiens Homo = Genus

337 views • 7 slides

World History I

World History I. Unit Four Block One lecture Ancient Chinese civilization (geography of a sustainable nation). China. Click me. Introdu c tion to Chinese Civilization (Geography of a sustainable civilization). The Huang He River (The yellow River; River of Tears). Click me.

171 views • 7 slides

Isolation of Populations

Isolation of Populations. Factors such as selection and chance events can change the relative frequencies of alleles in a population. But do these changes lead to the formation of new species, or speciation ?

580 views • 6 slides

V. Speciation Through Isolation (11.5) A. The isolation of populations can lead to speciation

V. Speciation Through Isolation (11.5) A. The isolation of populations can lead to speciation. 1. Speciation - the rise of two or more species from one existing species 2. Reproductive isolation- when members of different populations can no longer mate successfully with one another).

392 views • 4 slides