Harsh: Europe's cannabis died just as the first farmers arrived
17 May 2018
Cannabis – the source of the drug marijuana – virtually disappeared from Europe just as farmers arrived, so they didn’t get the chance to grow it for another 4500 years
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Premium
Hawaii’s erupting volcano may blast out ‘10-tonne cannonballs’
15 May 2018
As Kilauea continues erupting, lava is mixing with water, creating steam that could trigger massive explosions and throw large rocks up to a kilometre away
The tides are getting stronger thanks to the shifting continents
15 May 2018
The ocean tides are the strongest they have been for millions of years, and they will get stronger for several million years to come – because of the position of the continents
Worst-case climate change scenario is even worse than we thought
14 May 2018
A possible future that climatologists treat as the worst of the worst, because it would produce huge greenhouse gas emissions, might lead to even more emissions than believed
Rich nations restore their own forests but trash those elsewhere
14 May 2018
As countries get richer, they start replanting their forests – but this is not a big environmental gain because they “export” the deforestation to poor countries
We messed up our figures on how much carbon dioxide is too much
14 May 2018
Climatologists have tried to set a “carbon budget” that tells us how much greenhouse gas we can emit and stay below 2°C, but their efforts have only caused confusion
A plague from South Korea is killing frogs and toads worldwide
10 May 2018
The world’s amphibians are dying in swathes because of the lethal chytrid fungus, and it seems the epidemic had its origins on the Korean peninsula
Colombia’s peace deal unwittingly unleashed hell on the Amazon
8 May 2018
Ever since Colombia signed a historic peace deal with the FARC guerrillas, farmers and criminal gangs have been burning its portion of the Amazon rainforest
The birds of South Georgia are finally safe from marauding rats
8 May 2018
Invasive rats have cut a swathe through the birds living on the island of South Georgia, but a decade-long project has now eradicated every last rat
Tourism is four times worse for the climate than we thought
7 May 2018
Tourism is being blamed for 8 per cent of greenhouse gas emissions, and it emits more every year – making it harder to stop dangerous climate change
