National Geographic

VOICES Voices Icon Ideas and Insight From Explorers

Menu

Tag archives for science

Supreme Court Reviews EPA’s Power Plant Mercury Rule; Decision Due in June

The U.S. Supreme Court heard oral arguments this week in a challenge to the U.S. Environmental Protection Agency’s (EPA) consideration of cost impacts when developing the Mercury and Air Toxics Standard, (MATS) which are set to go into effect next month. At issue in the case is whether the Clean Air Act requires the EPA…

The Azores: First Witness to Global Marine Plastic Pollution

Having left Bordeaux on March 15, the Race for Water Odyssey arrived in the Azores on Friday afternoon, the location of the expedition’s first scientific analyses. It is estimated that 80% of pollution in the ocean is plastic. This debris has devastating effects on marine ecosystems and, as a consequence, on human beings. Entanglement, lacerations,…

First Global Review of Arctic Marine Mammals Reveals Uncertain Future

Despite Arctic marine mammals being icons of climate change, little is known about their populations across the Arctic. In a first ever global review of Arctic marine mammals, published last week in Conservation Biology, an international team of scientists provides a circumpolar range assessment. They studied population status and trends for 11 species, including polar bears, ice seals, narwhals,…

McCarthy: States Must Comply with Clean Power Plan

On Tuesday, a lawyer hired by the world’s largest coal mining company told the House Energy and Commerce Subcommittee on Energy and Power that proposed requirements to reduce carbon dioxide emissions from power plants are reckless, and Senate majority leader Mitch McConnell of Kentucky, in an op-ed, said states should ignore them, but U.S. Environmental…

Climate Pledges May Not Be Enough

The European Union (EU) is now the second body to submit an official climate target to the United Nations ahead of talks to reach a global climate agreement in Paris later this year. One of the world’s top emitters, the EU intends to reduce its emissions 40 percent (relative to 1990 levels) by 2030. This…

Tracking a Group of Groupers

Guest post by Kristine Stump, postdoctoral research associate, Shedd Aquarium The beautiful and iconic Nassau Grouper was once one of the most important fishery species in the wider Caribbean, but due to heavy over exploitation is now scarce in many coral reef ecosystems throughout its native region. As mesopredators, groupers play a vital role in maintaining…

The Global Reef Expedition: Palau

The coral reefs of Palau hold approximately 400 species of hard corals, 300 species of soft corals, and 1400 species of reef fish. Palau is internationally renown for its beautiful landscapes and seascapes as well as its biological significance to the environment. The Khaled bin Sultan Living Oceans Foundation undertook its third expedition with the International League of Conservation Photographers in this fabled archipelago, working with iLCP Fellow Keith Ellenbogen.

First-Ever Direct Observation of Greenhouse Gas Increase

A new study in the journal Nature offers that for the first time scientists have directly observed an increase in one major greenhouse gas at Earth’s surface. “We see, for the first time in the field, the amplification of the greenhouse effect because there’s more CO2 [carbon dioxide] in the atmosphere to absorb what the…

Spock’s Enduring Legacy for Earth Governance

As the world mourns the passing of Leonard Nimoy, the role he most memorably represented and the marvelous mythology he helped to create will remain timeless. As an environmental planner interested in better ways of governing natural resources, Star Trek‘s fabled future and specially Spock’s role provides me surprising inspiration. The creator of  Star Trek,…

First Rules for Arctic Drilling Released

The U.S. Department of the Interior unveiled the first draft rules for offshore oil and gas exploration in the Arctic. The rules would require energy companies to clear a number of safety hurdles before being approved for drilling. “The Arctic has substantial oil and gas potential, and the U.S. has a longstanding interest in the…

Is “Extinct” Forever? Central Asia’s Caspian Tiger Traverses the Comeback Trail

Comments Off

I imagine a tiger. He’ll move through the forest and his days Leaving his traces on the mud banks Of a river whose name he doesn’t know. In his world there are no names or past Or future, only the certainty of now. —Jorge Luis Borges, The Other Tiger In reeds tinged red in the…

McCarthy: Clean Power Plan Targets May Change

The EPA Administrator this week, suggested (subscription) that interim goals for existing power plants to comply with the agency’s proposed Clean Power Plan could be softened before the rule is finalized this summer. The proposal unveiled last year calls for a 30 percent reduction in carbon emissions from 2005 levels by 2030 and sets state-by-state…

Next Stop on Road to a Climate Agreement in Paris: Geneva

The latest round of climate talks began Feb. 8 in Geneva, where representatives of 190 or so countries have their work cut out for them: streamlining a 37-page draft text of an international agreement covering more than 100 issues, each with multiple options and sub-options, so that a full negotiating text is ready by May…

Stripes Are Cool

And not just cool-looking. Thanks to funding from the National Geographic Committee for Research and Exploration, we have recently published our first paper about how the zebra got its stripes. The paper was published in Royal Society Open Science (details below) in January and has been receiving some great press, National Geographic, NPR, NBC, and…

Obama Addresses Climate Change with Proposed 2016 Budget

In an effort to increase energy security and resilience to climate change, President Obama’s fiscal 2016 budget proposes a 7 percent increase in funding for clean energy and a new $4 billion Clean Power State Initiative Fund aimed at encouraging U.S. states to make faster and deeper cuts in power plant emissions. The proposed $4…