Shark Tracked Across the Atlantic

ENVIRONMENT Ever since researchers tagged a great white shark nicknamed Lydia off Jacksonville, Florida, a year ago, they’ve been keeping a close eye on her. Their vigilance was rewarded when the 907-kilogram (2,000-pound) fish became the first great white observed to cross the Atlantic Ocean. (National Geographic News) Use our resources to compare Lydia with other long-distance marine migrators. Discussion Ideas Take a look at … Continue reading Shark Tracked Across the Atlantic

EPA Puts Mine on Hold

ENVIRONMENT Citing threats to the salmon population and watershed health, the U.S. Environmental Protection Agency put on hold plans for a massive open-pit copper mine in Alaska, invoking Clean Water Act rules. (National Geographic News) Use our resources to better understand the debate surrounding the Pebble Mine. Teachers, scroll down for a quick list of key resources in our Teachers Toolkit. Discussion Ideas Watch our … Continue reading EPA Puts Mine on Hold

Making Invasive Species Useful at the Zoo

ENVIRONMENT The bad news: Exotic acacia trees pose a pesky problem for native coastal dunes at Los Angeles International Airport. The good news: Giraffes like them—a lot. (Los Angeles Times) Use our resources to better understand invasive species and how to control them. Discussion Ideas The LA Times article says acacia trees pose a “pesky problem” for coastal dunes near Los Angeles International Airport (LAX). … Continue reading Making Invasive Species Useful at the Zoo

How Safe is Your Water?

ENVIRONMENT A West Virginia chemical spill brought attention to a broader national problem. “We often don’t think about where our water comes from,” or how it could be contaminated, say conservationists. (National Geographic News) Watch these “pictures of practice” to see how students and teachers understand water pollution and water purification. Discussion Ideas “We often don’t think about where our water comes from,” says Steve … Continue reading How Safe is Your Water?

California’s Megadrought

ENVIRONMENT California is experiencing its worst drought since record-keeping began in the mid 19th century, and scientists say this may be just the beginning. (National Geographic News) Use our resources to better understand droughts. Discussion Ideas Read through our activity “Extreme Natural Events.” In what ways is drought different from every other extreme natural event listed in that activity—earthquakes, avalanches, wildfires, etc.? Read through the … Continue reading California’s Megadrought