Environment Companies such as Coca-Cola should take a lead in establishing measures to ‘capture the value of water’, the expert says

Food production’s effect on water supplies must be investigated and properly recorded, warns Professor Tony Allan

Foodini: the £835 machine that 'prints' food in your kitchen

A Spanish start-up has created a 3D printer for food, expected to sell in 2014

Kloppers picks up $16 million in his final year at BHP Billiton

Marius Kloppers, one of the biggest names in world mining, was paid $16 million (£10 million) in his  final year leading BHP Billiton, it emerged today.

Climate change could cause crop yields of maize and wheat to fall between 10 and 20 per cent by 2050, Oxfam said

Aid groups warn of growing hunger and disease as planet warms

The potentially devastating effects of climate change on future generations are revealed today by two British aid groups, before a crucial UN report due out this week.

Invisible Ink: No 190 - Arthur Upfield

Golden Age crime-writing was not the exclusive province of the British and the Americans. Arthur Upfield is an interesting case, because something very disturbing happened to him. Upfield was born in 1890 in Hampshire, but in 1910, after he fared poorly in his exams (he was planning to become an estate agent) his father shipped him off to Australia, where he eventually settled – if you can call it settling, for he led an itinerant life.

Chris Blackhurst: It's time we paid attention to Nev and his call centre, not the huge corporations

Midweek View: Small businesses account for half our national income and two-thirds of all employment
Sunset at Montmajour by Dutch painter Vincent van Gogh is seen during a press conference at the Van Gogh Museum in Amsterdam

Sunset at Montmajour critique: Nature is alive with motion in this magnificent Van Gogh failure

Work is almost religious in the fervour of its making

The Indian government has passed a scheme to provide cheap food to more than 800m people

The biggest welfare programme in history: Indian government gives 800 million citizens a 'legal right' to cheap food in new bill

£13bn scheme immediately condemned by business community who claim the country cannot afford it

The World No 1 Novak Djokovic's gluten-free diet has not found favour among his peers on the tennis circuit

US Open 2013: It can be a dog's life on Novak Djokovic's gluten-free diet

Rafael Nadal thinks it is a passing fad and Caroline Wozniacki will not even try it on her pet dog, but Novak Djokovic is convinced that a gluten-free diet has been the key to his success.

High hopes for first Glencore results

The new powerhouse of world mining, Glencore Xstrata, will unveil its first set of half-year results next week with analysts expecting bumper profits approaching $6bn (£3.8bn).

Franklin D'Olier Reeve

F D Reeve: Poet, novelist and Russian translator

In the early stages of his career, the poet F D Reeve found himself best-known as the translator who accompanied Robert Frost on his 1962 visit to the Soviet Union, the man in the middle of Frost's showdown with Soviet leader Nikita Khrushchev. Years later, having established himself as a poet, novelist and translator, Reeve would find himself overshadowed again – by his eldest son, Christopher, who achieved fame playing Superman in the smash 1978 movie hit.

John - It's out of fashion, but that suits me fine

That my first name has fallen out of the 100 most popular comes as little surprise

Postcard from... Berlin

2013 Anniversary Games: Golden summer memories come crowding back at the Olympic Stadium

They started filing happily into their seats not long after four o'clock,  having made it past the clowns cavorting at the entrance gates – positioned perhaps in case anyone should be seen daring not to smile – and were still there six hours later, possibly wearied by the endless Britpop pumped around the stadium but still revelling in what was.

Daniel Barenboim will conduct his first Wagner opera in the UK this summer

We have all the time in the world for Wagner

The audiences for this immense work ought to be disappearing. In fact, they're growing

UK and US regulators fine trader Michael Coscia $3m for 'manipulation of oil market'

A trader who made millions of US dollars by moving the price of commodities, ranging from oil to wheat, has been fined around $3.1 million (£2 million) by authorities in the UK and the US.

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Pompeii, Capri & the Bay of Naples
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Giants Club: After wholesale butchery of Idi Amin's regime, Uganda’s giants flourish once again

Uganda's giants are flourishing once again

After the wholesale butchery of Idi Amin's regime, elephant populations are finally recovering
The London: After 350 years, the riddle of Britain's exploding fleet is finally solved

After 350 years, the riddle of Britain's exploding fleet is finally solved

Archaeologists will recover a crucial item from the wreck of the London which could help shed more light on what happened in the vessel's final seconds
Airbus has patented a jet that could fly from London to New York in one hour

Airbus has patented a jet that could fly from London to New York in one hour

The invention involves turbojets and ramjets - a type of jet engine - and a rocket motor
10 best sun creams for kids

10 best sun creams for kids

Protect delicate and sensitive skin with products specially formulated for little ones
Tate Sensorium: New exhibition at Tate Britain invites art lovers to taste, smell and hear art

Tate Sensorium

New exhibition at Tate Britain invites art lovers to taste, smell and hear art
Ashes 2015: Nice guy Steven Finn is making up for lost time – and quickly

Nice guy Finn is making up for lost time – and quickly

He was man-of-the-match in the third Test following his recall to the England side
Ashes 2015: Remember Ashton Agar? The No 11 that nearly toppled England

Remember Ashton Agar?

The No 11 that nearly toppled England
Turkey-Kurdish conflict: Obama's deal with Ankara is a betrayal of Syrian Kurds and may not even weaken Isis

US betrayal of old ally brings limited reward

Since the accord, the Turks have only waged war on Kurds while no US bomber has used Incirlik airbase, says Patrick Cockburn
VIPs gather for opening of second Suez Canal - but doubts linger over security

'A gift from Egypt to the rest of the world'

VIPs gather for opening of second Suez Canal - but is it really needed?
Jeremy Corbyn dresses abysmally. That's a great thing because it's genuine

Jeremy Corbyn dresses abysmally. That's a great thing because it's genuine

Fashion editor, Alexander Fury, applauds a man who clearly has more important things on his mind
The male menopause and intimations of mortality

Aches, pains and an inkling of mortality

So the male menopause is real, they say, but what would the Victorians, 'old' at 30, think of that, asks DJ Taylor
Man Booker Prize 2015: Anna Smaill - How can I possibly be on the list with these writers I have idolised?

'How can I possibly be on the list with these writers I have idolised?'

Man Booker Prize nominee Anna Smaill on the rise of Kiwi lit
Bettany Hughes interview: The historian on how Socrates would have solved Greece's problems

Bettany Hughes interview

The historian on how Socrates would have solved Greece's problems
Art of the state: Pyongyang propaganda posters to be exhibited in China

Art of the state

Pyongyang propaganda posters to be exhibited in China
Mildreds and Vanilla Black have given vegetarian food a makeover in new cookbooks

Vegetarian food gets a makeover

Long-time vegetarian Holly Williams tries to recreate some of the inventive recipes in Mildreds and Vanilla Black's new cookbooks