Many roses are grown in energy-intensive greenhouses, shipped long distances or treated with chemicals. Here's what to ask your florist or supermarket.
Donald Trump has threatened to use funds allocated for disaster relief to fund his border wall. It's time to rethink how we frame disasters to stop politicians from using them for political gain.
With frigid temperatures and snow in the forecast, slippery roads can't be far behind. Salt keeps roads safe, but it's harmful to aquatic environments.
Because insects are an affordable and local food source rich in protein, they can be used as a meat replacement.
The Star Trek formula for sustainable urban innovation: collaborate, share, use technology for the greater good and invest in people.
A new report predicts that one-third of the ice in the Himalayas will melt, even if we contain global warming to 1.5C. So what does that mean for the flood-prone valleys below?
Today’s production of more, better food from the same amount land means that tomorrow’s population may not go hungry.
Bankrupt oil and gas companies must clean up old wells, yet taxpayers are still stuck with the bill for abandoned mines.
The coal, oil and natural gas industries are also connected with human rights violations, public health disasters and environmental devastation.
The False Bay ocean food chain in Cape Town began to change significantly in 2015 with the appearance of shark-eating killer whales.
Life-threatening cold temperatures in the central US are caused by changes in wind circulation in the Arctic that bring cold air south. Climate change could make these events more frequent.
Freshwater fish are suffering as drought becomes more common and severe. Whether they survive will depend on how governments manage rivers and lakes, and on taking action against climate change.
To encourage citizens to drive electric vehicles, governments must develop bold new strategies that bring charging stations home.
Bee colonies are threatened by a mite. However, a different mite has been evaluated for its potential to address this threat.
New research shows how marine mammals ignore the rules of biology to thrive in the world's coldest waters
Groundwater supplies around the world are under threat as drilling companies bore deeper and deeper wells.
TransCanada Corporation has misunderstood or misrepresented the risks associated with Indigenous jurisdiction.
Making electric grids better able to withstand extreme weather events will require teamwork from engineers, researchers and the government.
The Trump administration wants to end federal protection under the Clean Water Act for many small streams and wetlands. But as a geoscientist explains, these are critical parts of large river systems.
Cats and dogs in the UK eat billions of tonnes of meat every year, but insect pet food could change this.