As the Discovery Channel and National Geographic Wild unleash a week of dueling shark programs, a biologist advises viewers to take what they see with a large grain of sea salt.
Pond life can recolonise from seeds and eggs which lie dormant in the soil.
The planet has seen five 'mass extinctions' over the past half billion years, but each was followed by an explosion in biodiversity.
We can't return degraded landscapes to their original state but we can change the way people relate to their local environments.
In an urbanizing world, people increasingly are seeking out nature in cities. Research shows that diverse species of animals, plants and insects can thrive in areas that humans have altered.
Most of the earthworms in the US Northeast and upper Midwest are nonnative species. Scientists are finding increasing evidence that invasive worms and invasive plants may help each other.
Before we decide to eradicate or control an invasive species, like carp, we need plenty of scientific evidence and independent assessments first.
The "decision science" approach helps avoid unanticipated consequences of programs to bring species such as New Zealand's little bush moa, Waitomo frog, or laughing owl back from extinction.
Trump wants to scale back national monuments on federal lands in the name of boosting the economy. But this would undo decades of investments to manage our cultural and ecological resources.
Sea otters had been absent from this Alaskan national park for at least 250 years. By marrying math and statistics, scientists map this animal's successful comeback.
Animals shed bits of DNA as they go about their lives. A new study of the Hudson River estuary tracked spring migration of ocean fish by collecting water samples and seeing whose DNA was present when.
The world's biggest desert used to be green, lush and full of hippos. A new theory suggests humans could have tipped the environment over the edge.
In north-east India, children of the Khasi Hills (Meghalaya) learn slash and burn cultivation, an intergenerational yet controversial indigenous practice.
March Mammal Madness, a tournament of imaginary contests between pairs of mammals, makes science irreverent and fun. The event has thousands of fans and is used in hundreds of classrooms.
Every new batch of bees needs the equivalent of eight hectares of lavender fields to prosper.
We need micro-environmentalists to fight for the cause.
We should be building wildlife bridges on the US-Mexico border – not walls.
During bird irruptions, hundreds or thousands of a single species show up outside their normal territory. Most of what we know about irruptions comes from data collected by citizen scientists.
In Switzerland, specific and often costly environmental policies are put to test through direct democracy.
Buildings, thinkers, books, films and works of art can ask central questions about how to live on this planet and its consequences.