Eating less meat isn’t just good for you, it could save the planet
The UK and US are reviewing their dietary guidelines – this is an opportunity to tackle climate change via people’s plates
Almond milk: quite good for you – very bad for the planet
Sales of the non-dairy milk alternative are on the rise. But the super-healthy nuts – mostly grown in drought-hit California – need millions of litres of water to be produced. Think twice before you pour it on your cereal
The race to remove toxic chemicals from ‘mission critical’ systems
While consumer electronics companies have made headway removing harmful chemicals from their products, doing the same with tech used in hospitals, banks and airplanes has posed a greater challengeOffice sustainability challenges: send us your tips, tales and secrets from the front lines
California’s healthcare industry can lead the way on stronger climate change regulation
Last week, dozens of businesses wrote letters to California lawmakers to urge passage of bills that would regulate emissions. Susan Vickers of Dignity Health explains why her company was one of them
Say goodbye to capitalism: welcome to the Republic of Wellbeing
If governments and companies are serious about meeting the Sustainable Development Goals then they’ll need to ditch their bad habits
Is the US ready to stomach eating bugs?
Bugs are a greener alternative source of protein, but US consumers are still grossed out by eating crickets. Will companies be able to make insect farming viable?
Kale crisis: aphids could destroy the superfood-smoothie revolution
Gwyenth Paltrow fans take note: your favourite fashionable curly green vegetable is suffering the ravages of an insect invasion
Introducing ‘treeconomics’: how street trees can save our cities
As a fight over 11 lime trees in Sheffield escalates, activists in cities all over the world are making the case for urban trees – to cut pollution, increase land value and even make you feel younger
Green city: share your photos and stories of urban trees
From local identity to improving health, trees can play an important role in cities. Share your pictures and tales of favourite urban trees with GuardianWitness
We’re exposed to hormone-disrupting BPA just by breathing
Manufacturing and wastewater treatment sites are releasing bisphenol A into the air, exposing people to high levels of the chemical, according to a study