The official website of the state of Maine provides a detailed overview of its facts, history, maps, weather, government and more.

Journey into the past while reading this comprehensive overview of the Silurian Period that covers topics such as life in the seas, invasion of land, fossil evidence, and climate and geology.

In this module, we will explore the concept of pollution and discuss how human use of resources relates. We will discuss the evidence for and against human-caused climate change. Students will compare and contrast pollution cleanup with...

Journey into the past while reading this comprehensive overview of the Cambrian Period that covers topics such as the Cambrian Explosion, Burgess Shale fauna, trilobites, fossil evidence, and climate and plate tectonics.

Journey into the past while reading this comprehensive overview of the Ordovician Period that covers topics such as reef ecosystems, Paleozoic Fauna, fossil evidence, and climate and plate tectonics.

A collection of video lectures from a course that explores the physical processes the control Earth's atmosphere, ocean, and climate that is taught at Yale University. The course covers topics like clouds, rain, severe storms, regional...

Describes the different periods, epochs, and stages of the Cenozoic Era and the events that took place in them. Looks at geology and tectonic plate movements, climate, flora and fauna, and the emergence of mammals as the dominant life...

Provides a detailed discussion of the Paleozoic Era and a timeline of its periods and epochs. Looks at geological and tectonic events, climate changes, flora and fauna, and a mass extinction event.

Provides an overview of the Mesozoic Era, its time frame, geological and tectonic activities, the climate, plants and animals, and extinction events towards the end of this era.

Great photos and descriptions of the wildlife in the Galapagos Islands. There are also links to information on the natural history, environment, and geology of these islands.

This dinosaur site, containing eight different sections, includes topics such as: 101 crazy theories about dinosaur extinction, the pattern and timing of extinction, evidence for late cretaceous climatic change, gradual extinction and...

A suite of lessons lead inquiry-based exploration of melting sea ice and evidence that it is affecting sea level, namely glacial evidence, geologic evidence, fossil evidence, and isotopic evidence.

Students get a whole new perspective of the world through images obtained from the International Space Station. Students can even request images to be taken through ISS EarthKAM. Activities and educator guides are provided.

What kind of evidence could demonstrate that humans have begun to dominate and alter the life systems of Earth and have entered a new geological epoch? This article discusses the suggestion that we have entered the Anthropocene and...

During the International Polar Year, scientists descended on the Arctic and the Antarctic in droves. While there, they documented their experiences and research work. That rich database of information, covering November 2007 to October...

Article covering the Silurian Period, which lasted from 443 million to 417 million years ago. It covers the subdivisions of this Period, some life forms preserved in the fossil record, geology, and climate. (Published: January 22, 2010)

Article describing the Pliocene Epoch, which lasted from 5.3 million to 1.8 million years ago, and was part of the Cenozoic Era. It covers subdivisions of the Pliocene, geology, and climate. (Published: January 20, 2010)

One of the richest dinosaur deposits in Australia is located at Dinosaur Cove. It is here that scientists first discovered 'polar' dinosaurs, described here, a kind of dinosaur that was able to exist in a cold climate, unlike others that...

Article describing the Proterozoic Eon, which lasted from 2.5 billion to 543 million years ago. It covers the subdivisions of the Proterozoic Eon, geology, Earth's atmosphere at the time, climate, and life forms. (Published: July 26, 2010)

Looks at the geological changes, climate, and flora and fauna of the Devonian Period.

The Jurassic Period falls within the Mesozoic Era. Read about geologic events that occurred then, the climate, and the plants and animals, including the many types of dinosaurs.

A fantastic resource for learning about how ice cores are collected, the information we can learn from them about Earth's climate history, the types of research being done with them, and how they are stored. Includes lots of videos.

This colorful, interactive site demonstrates how fossils can be used to discover a range of information about the past. Topics include Past Lives, Paleoecology, Geologic History, and Biodiversity.

Presents information and data on all aspects of the geography, natural resources, and climate of Texas, including natural disasters and extreme weather events.