Europe’s olive trees threatened by spread of deadly bacteria

Bacteria that is destroying ancient olive groves in the Apulia region of southern Italy is very likely to spread to other areas of Europe, says report

Global warming will cut wheat yields, research shows

Production of wheat – one of the world’s most important staple crops – is set to fall by 6% for every 1C rise in temperature, say scientists

Eating less meat essential to curb climate change, says report

Global livestock industry produces more greenhouse gas emissions than transport but fear of a consumer backlash is preventing action, says Chatham House report

Is a ban on GM crops more harmful than growing them?

UK’s chief scientist has said GM crops could provide plentiful food with less damage to the environment and at lower costs. But does that mean we should grow them? Karl Mathiesen investigates.

Let us know your thoughts. Post in the comments below, email karl.mathiesen.freelance@theguardian.com or tweet @karlmathiesen

Top 10 sustainable food apps

There are restaurant guide and calorie counter apps aplenty, but what’s out there for consumers with sustainability in mind?

Will eating organic food make you healthier?

A major new study has found that organic foods contain higher levels of antioxidants and less harmful chemicals than conventionally farmed produce. But does that mean they are better for you? With your help, Karl Mathiesen investigates.

Let us know your thoughts. Post in the comments below, email karl.mathiesen.freelance@theguardian.com or tweet @karlmathiesen