John Vida

Petroleum companies in the Niger Delta seek alternatives to the destructive and costly business.

A study estimates about 5 500 of these ice sheets could vanish by 2100, affecting millions of people.

Almost 40% of the world’s waste ends up in huge rubbish tips, most of them found near urban populations in poor countries.

The outcome of the Iraq and Syrian conflicts may rest on who controls the region’s dwindling water supplies, say security analysts.

The state must reaffirm that Virunga has universal value for all humanity, says the Worldwide Fund for Nature (WWF).

Rio Tinto’s Namibian miners are said to be dying of cancers after extracting uranium ore for the British and US military in the 1970s.

Charity Rhino Ark says rhinos in Kenya are increasingly vulnerable to organised poaching gangs and should be protected in sanctuaries.

Global warming is the chief suspect in the case of the ever-worsening, ever-deadlier typhoons.

New hydropower projects in the DRC will benefit big users, but locals might be left off the grid.

The concentration of carbon dioxide (CO2) in the atmosphere has reached 399.72 parts per million (ppm).

World grain reserves are so dangerously low that severe weather in the US or other food-exporting countries could trigger a hunger crisis next year.

Biofuel producers have taken over land around the world that could feed nearly one billion people, says international charity Oxfam.

Water scientists say mankind may have to switch almost completely to a vegetarian diet over the next 40 years to avoid catastrophic shortages.

Lonesome George inspired scientists who want to conserve the planet’s biodiversity, writes John Vidal.

With unusual weather in Europe and the Americas, low Arctic ice, droughts in Africa and Latin America, 2012 picks up where 2011 left off.

Captain Paul Watson is sending three ships to intercept, chase and harass the Japanese — he promises "aggressive non-violence".

Her solution, to work with the most vulnerable women to repair their own degraded environments and empower themselves, proved inspirational.

Christine Lagarde’s appointment to the IMF has reopened calls for greater representivity at the United Nations.

Institutions including Harvard and Vanderbilt reportedly use hedge funds to buy land in deals that may force African farmers off their land.

Abu Dhabi shows the way forward.