This BBC News Online six-part series on sustainable development covers the future of the Earth's population, food, cities, waste, tourism, and energy. It addresses what resources can be provided for everyone and what sustainable development is. Readers can access an overview, a short slideshow, and take a quiz to determine their ecological footprint, i.e. how many Earths would be needed if everyone ... Full description.

Monagacci is an alternative program which replaces a student's entire seventh-grade curriculum, except for math and foreign language. Monagacci covers skills and concepts of the seventh-grade curriculum through a totally interdisciplinary, thematic combination of classroom and on-site learning experiences. The skills and concepts taught in traditional disciplines are integrated and focus on the comprehensive ... Full description.

This lightning primer consists of an historical essay on lightning research; descriptions of the characteristics of a lightning storm, the most common types of lightning, and the lightning discharge process; and information on recent activities in lightning research such as the Tropical Rainfall Measuring Mission, the Optical Transient Detector, ground based lightning detection networks, and uses ... Full description.

This site provides descriptions of dinosaurs and audio of what the dinosaurs might say to describe themselves. Students can listen to the pronunciation of a dinosaur name by clicking on the phonetic spelling of the name. There is also a computer activity in which the user must match clues to dinosaur names. Full description.

This site explains the global warming exhibit at the Marian Koshland Science Museum of the National Academy of Sciences and provides information and activities for students in regard to global warming. It includes an introduction to global warming and sections about the greenhouse effect and carbon cycle, as well as causes, impacts, responses and predictions of climate change. Each section has from ... Full description.

Sound in the Sea offers a selection of audio recordings captured beneath the ocean surface. This page contains a selection of audio files of whales, ships, seismic disturbances, and unknown noises. There are also related video and animation products, and several spectrograms and other images of ocean sound. Students can click any image to listen and learn more about sound in the sea. Full description.

This database provides information about many common animals found in southeast Michigan. Students can search by category (birds, mammals, amphibians, etc.) and access photos, specimens, sounds, and taxonomic classifications for each group. Each category page features links to animals belonging to that group. The taxonomic classifications are interactive and feature links to descriptions of each class, ... Full description.

Animal Diversity Web (ADW) is an online database of animal natural history, distribution, classification, and conservation biology. It features descriptions of individual animal species which may include text (written by college students), pictures, photographs or movies of specimens, and/or recordings of sounds. Taxonomic descriptions above the species level, especially phyla, classes, and in some ... Full description.

These podcasts (RSS feeds) are published by the National Aeronautics and Space Administration (NASA). Topics include lunar and planetary science, NASA missions, solar science, physics and astrophysics, space technology, and many others. Older podcasts dating back to 1996 are archived, and Spanish translations are availble for some. The podcasts can be streamed from the website or downloaded. Written ... Full description.

Not so long ago, people living near volcanoes had little that might help them to anticipate an eruption. A deep rumble, a puff of smoke, and ash might foreshadow a major volcanic event. Or a volcano might erupt with no warning at all. This interactive feature illustrates some of the types of seismic activity that may preceed an eruption, which modern seismologists are studying in hopes of improving ... Full description.