Chocolate caution!

No simple solution

California's dilemma: clean air or clean water

Military manoeuvre

Smooth operator

Unruly catalyst under control

Droughts in Western US fuel emissions, here’s how

Between 2012 and 2016, a drought-induced spike in fossil fuel generation cost California more than $5 billion in damages

Atmospheric rivers over California’s wildfire burn scars raise fears of deadly mudslides

Wildfire burn scars are particularly risky because wildfires strip away vegetation and make the soil hydrophobic — meaning it is less able …

Reaping rainwater

The innovative use of stormwater drains to harvest water has meant a new lease of life for water-starved Chennai

Fuel from algae

Children under cloud

Pollution causes birth defects

The current attention-grab

Dirt on White House

E-mails>> Solar energy • US

Toxic gardens

Massive dead whales seen on California coasts

Some experts have blamed increasing ship collisions for whale deaths

The good coyotes

Out with diesel

California imposes the most stringent restrictions yet on the dirty fuel

Smokescreen

Philip Morris remitted from paying record compensation

Bytes

In Court

News Snippets

How to reverse global wildlife declines by 2050

Biodiversity loss is a disturbing threat with few parallels. Of the nine greatest threats to the world ranked by the World Economic Forum, six …

Hydrogen fuel is hostile to stratospheric ozone

By using hydrogen fuel cells -- the best alternatives to fossil fuels -- we may be heading towards another environmental disaster

A hybrid car, at your doorstep

The California Air Resources Board -- the world's trendsetter of air pollution standards -- was clearly being quite ambitious while mandating …

A changing climate, growing human populations and widespread fires contributed to the last major extinction event − can we prevent another?

The past teaches us that the ecosystems we depend upon are vulnerable to collapse when stressed by multiple intersecting pressures

Dark side of the coin

Injudicious state policies are not the only ones responsible for California's blackouts

Deadly leakage