There have been five mass extinction events in Earth's history. In the worst one, 250 million years ago, 96 percent of marine species and 70 percent of land species died off. It took millions of years to recover.
Nowadays, many scientists are predicting that we're on track for a sixth mass extincti...
Climate change and world peace will each be highlighted today, the International Day of Peace. In our nuclear-armed, temperature-rising, resource-depleting world these issues are intricately related and represent the greatest threats to our planet. It is not coincidence that they be highlighted toge...
Environmentalists and green marketers are always talking about “saving the planet.” Buy this car, this laundry detergent, or this light bulb and you will help save “the planet” or “nature” or “the environment.” Jenny Price, for one, wishes they’d stop.
Price is an activist, historian, and s...
