This two-part activity provides information on seasonal changes in the mass balance of the Antarctic Ice Sheet. In Part 1, students use an atlas and satellite imagery to examine the geography of the region and identify seasonal changes in the boundaries of the ice sheet. In Part 2, they will collect a series of images of the Antarctic ice sheet covering a period of several years, draw the boundaries ... Full description.

Students will complete this survey that determines their personal and household contributions to atmospheric Carbon dioxide by using information about their previous year's consumption. They will understand that Carbon dioxide is a greenhouse gas produced by the combustion of fossil fuels, and that its production can be minimized by taking personal steps to conserve. Full description.

Students simulate operating an iron mine, from choosing property to writing an environmental impact statement to setting up the mining operation. Chocolate chip cookies (with the chocolate chips representing iron ore) are used for this experiment. Students are challenged to operate the most profitable and environmentally sound mine they can. Full description.

The Hudson Highlands tour is part of the New York Landscape Regions Collection of Google Earth Tours, created by a group of New York State science educators. This tour introduces Hudson Highlands geology, including glaciology at Bear Mountain, views of the Highlands, and the Ramapo Fault to the south. It also offers other information about the area, including some animals, New York City's water supply, ... Full description.

The Adirondack Mountains tour is part of the New York Landscape Regions Collection of Google Earth Tours, created by a group of New York State science educators. This tour provides an introduction to the geology of the Great Range and the High Peaks as viewed from Algonquin Peak. It also addresses the issue of acid rain, which is a persistent environmental concern in the Adirondacks. Full description.

The Erie Ontario Lowlands tour is part of the New York Landscape Regions Collection of Google Earth tours. This tour includes glacial history, features, and views of Niagara Falls, the Niagara Escarpment, current and former spillways, and the locks at Lockport, New York. Students can also learn about the geology and glacial history of Canandaigua Lake, one of New York's Finger Lakes, which discharges ... Full description.

The Hudson Mohawk Lowlands tour is part of the New York Landscape Regions Collection of Google Earth tours, created by a group of New York State science educators. This tour introduces students to limestone quarrying along the western shore of the Hudson River south of Catskill, New York. They can follow the courses of the Mohawk River and Erie Canal eastward to the Cohoes Falls and the confluence ... Full description.

The Manhattan Prong tour is part of the New York Landscape Regions Collection of Google Earth Tours. This tour takes students to Central Park in New York City to see metamorphic rock, glacial features, differential weathering, and Cleopatra's Needle, an Egyptian obelisk brought to the city in 1881. They can also examine bedrock, float, mass wasting, jointing, and glacial polish in the Pound Ridge ... Full description.

The Newark Lowlands tour is part of the New York Landscape Regions Collection of Google Earth Tours created by a group of New York State science educators. This tour lets students see the Ramapo Fault at the Lowlands' northwestern boundary and the Palisades Sill on the western shore of the Hudson River. The Sparkill Gap, a pre-Ice Age weak spot in the Palisades Sill through which the Hudson River ... Full description.

The Tug Hill Plateau tour is part of the New York Landscape Regions Collection of Google Earth Tours, created by a group of New York State science educators. The tour introduces students to the many waterfalls of the plateau, which is formed of layers of sandstone and shale. It also points out that the plateau recieves more snow than any location east of the Rocky Mounatins due to the lake-effect ... Full description.