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The Guardian - Back to homeThe Guardian

Vital Signs

September 2015

  • Los Padres National Forest firefighters watch a controlled burn on the so-called "Rough Fire" in the Sequoia National Forest, California.<br>Los Padres National Forest firefighters watch a controlled burn on the so-called "Rough Fire" in the Sequoia National Forest, California, August 21, 2015. In California, suffering its worst drought on record, about 2,500 people were forced to flee Christian camps east of Fresno at Hume Lake as the so-called Rough Fire crossed Highway 180, officials said. REUTERS/Max Whittaker TPX IMAGES OF THE DAY

    Amid California’s historic drought, ancient sequoias show signs of stress

    California’s giant trees are showing unprecedented die-back, and land managers who are already battling drought, warming and fire are racing to save them

August 2015

  • Cecil the lion

    Inside the complicated world of online wildlife trafficking

    You’ve heard of Cecil’s dentist killer, but for many other lions, elephants, rhinos and tens of thousands of other exotic animals, internet marketplaces like eBay and Craigslist are the biggest threa

July 2015

  • Chicken farmer Craig Watts walks though a chicken house at C&A Farms in Fairmont<br>Chicken farmer Craig Watts walks though a chicken house looking for dead and injured birds at C&A Farms in Fairmont, North Carolina, June 10, 2014. Picture taken June 10, 2014. To match Special Report FARMACEUTICALS-CHICKEN/ REUTERS/Randall Hill (UNITED STATES - Tags: AGRICULTURE BUSINESS HEALTH ANIMALS DRUGS SOCIETY)

    Will the worst bird flu outbreak in US history finally make us reconsider factory farming chicken?

    The outbreak has required that farmers resort to fire-extinguisher foam to kill off infected flocks. Can commercial farms protect themselves, or is US chicken farming fundamentally unsustainable?

June 2015

  • Puffin population at risk in Iceland

    A future without puffins for south and west Iceland - video

    Erpur Snær Hansen, director of ecological research at the South Iceland Nature Centre, has been investigating the puffin population of the Westman Islands since 2007. If surface sea temperatures remain at current levels or higher, Hansen says, the entire puffin population of south and west Iceland will disappear in the next 10 to 20 years

  • The glacial lagoon at Jokulsarlon, Iceland

    Keep it in the ground
    Worth saving: landscapes threatened by climate change - gallery

    We asked you to submit your photos of places you want to save from rising tides, elevated temperatures and natural disasters. Add your contributions in the comments below

    • Keep it in the ground
      Will Filipinos have to abandon Manila to climate change? - video

    • Tesla's new batteries may be harder on the environment than you think

    • California considering banning biodegradable microbeads from personal care products

May 2015

  • A sedated white rhino is guided toward a loading truck by Kruger National Park Veterinary Wildlife Services in October. The South African park relocated four rhinos from a high-risk poaching area – and now there's a plan to move some animals to south Texas.

    As poaching heats up, conservationists advocate sending South Africa rhinos to Texas

  • polar bear canadian arctic

    Two Arctic ice researchers presumed drowned after unseasonably high temperatures

April 2015

  • Water lines are visible along the steep banks of Lake McClure on March 24, 2015 in La Grange, California. More than 3,000 residents in the Sierra Nevada foothill community of Lake Don Pedro who rely on water from Lake McCLure could run out of water in the near future if the severe drought continues.

    Why are we drinking bottled water from the driest parts of California?

  • The Race for Water Odyssey is on a journey that will take its crew over 40,000 nautical miles as they attempt to draw up the first global assessment of plastic pollution in the oceans.

    A round-the-world scientific expedition will use drones to study plastic pollution

  • Snow geese in flight over pond, Bosque del Apache National Wildlife Refuge, New Mexico.

    Keep it in the ground
    Worth saving: landscapes we don't want to lose to climate change

  • New Mexico

    Keep it in the ground
    Landscapes we don't want to lose: New Mexico's Jemez mountains

  • 'The world is finally producing renewable energy at an industrial scale'

    Achim Steiner

  • A Norwegian company's plan to make ice cubes out of glaciers unsettles some

  • No, polar bears aren’t evolving to live on land

March 2015

  • Mike Corral cuts branches from a marijuana plant as he prepares a harvest in Davenport, California. Marijuana farming can be challenging to regulate, due to its tenuous legal status.

    Marijuana cultivation in California is sucking streams dry, says new report

    The drought-stricken state is facing further water shortages due to unregulated marijuana farms. Researchers say that needs to change - and fast
  • A workman hammers away at a railroad under construction at the new Arco Polypropylene plant in Wilmington, California

    It's taken seven years, but California is finally cleaning up microbead pollution

    Nonprofits are using the state’s new stormwater requirements to sue plastic manufacturers for polluting waterways — and they’re winning
  • Syrian workers living in Jordan work on a tomato farm in Shouneh March 7, 2014. The Middle East's driest winter in several decades could pose a threat to global food prices, with local crops depleted and farmers' livelihoods blighted, U.N. experts and climatologists say. Varying degrees of drought are hitting almost two thirds of the limited arable land across Syria, Lebanon, Jordan, the Palestinian territories and Iraq.

    Does climate change really cause conflict?

    While researchers agree that climate change can exacerbate human conflict, there are many that caution against using it to explain the root causes of war
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