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Over Dose

Two antibiotics commonly used on humans have been given the go-ahead by federal agencies for massive spraying on citrus crops to defeat a bacterial disease called citrus greening.

Fuel Folly

Sixty-five years after the use of nuclear power, the dangers of accumulating nuclear waste in 14 countries are unresolved.

Support Citizen Action Against Plastics

The Sierra Club is organizing a campaign to encourage corporations from participating in the Plastic Industry Association, which has been funding local campaigns that attempt to ban single-use plastic.

Our Planet

Our Planet, an eight-part sequel to the groundbreaking documentary Planet Earth, will showcase the most precious species and fragile habitats.

Healthier Dry Cleaning

To avoid the hazardous chemicals of conventional dry cleaning, consumers can opt for “green” cleaners that use such processes as liquid silicone, “wet cleaning” with non-toxic agents and liquid carbon dioxide.

Balancing Act

More than 75 percent of protected marine mammals and sea turtles are growing in number, thanks to the Endangered Species Act.

Poles Apart

With the recent years of record-breaking temperatures, both the North Pole and South Pole are melting at alarming levels, say scientists.

Eco Fill-up

Swedish scientists are developing a liquid molecule composed of carbon, hydrogen and nitrogen that when exposed to sunlight, converts into a new isomer that theoretically can be released later to heat a household.

Fake Foliage

A new artificial photosynthesis system named Bionic Leaf 2.0 is ten times as efficient as normal plant photosynthesis at converting solar energy to biomass.

Shocking Development

Oil companies are using seismic airguns to find offshore oil and gas deposits from New England to Florida, killing marine wildlife, harming commercial fisheries and disrupting coastal economies.