Tag Archives: ecology
Food Web Woes
If sharks disappeared from the oceans, rays might thrive, but shellfish would probably suffer.
Shrimpy Invaders
A shrimplike creature that has invaded the Great Lakes could spell big trouble for young fish.
A Change in Leaf Color
Leaves go to a lot of trouble to turn red in the fall.
Bald Eagles Forever
The U.S. bald eagle population is on the rise.
Plant Gas
Trees, grasses, and other plants may produce the greenhouse gas methane.
Seabirds Deliver Arctic Pollutants
When birds look for food at sea, they pick up and carry pollutants back to their nesting areas.
Cleaning Up Fish Farms
Although fish farms can supply lots of food, these operations may also cause pollution and hurt wild populations.
The Wolf and the Cow
Can livestock and predators share the same land?
The Birds are Falling
The disappearance of many birds could harm ecosystems that depend on them.
A Change in Climate
Global warming may be wiping out some plants and animals or pushing them into new habitats.
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