In this activity, students will identify an assemblage of fossils, determine their age, evaluate the fossil population, and make some inferences about the ancient environment in which they existed. The discovery aspect...
This slide presentation introduces the issue of marine debris and its environmental impacts, as seen in the Gulf of Mexico. Topics include what is considered marine debris, its general impacts, how it enters the Gulf,...
This demonstration reinforces the concept that minerals can form even at low temperatures, meaning that these processes can occur at or near Earth's surface. Using 'water glass' (sodium silicate nanahydrate) and any of...
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