Five years since didymo was officially discovered in New Zealand, the invasive alga has spread rapidly through the South Island's rivers, writes Shane Gilchrist.
How should the country balance the interests of tourism and the dairy industry when it comes to river pollution? First, by recognising that there is an issue, writes Donald Scott.
A survey has found New Zealanders are suffering "green fatigue" through constant warnings of an approaching environmental armageddon.
The role of the media in the public's understanding of environmental issues is one of the topics to be considered at a one-day forum to be held in Dunedin next month.
The Government says amendments to the emissions trading scheme (ETS) will make it more expensive in the medium term, but cheaper to run from 2013.
Major Dunedin buildings such as the town hall, central library, Moana Pool, Regent Theatre and railway station could be heated using renewable woodchip fuel, one of many ideas put forward by Dunedin City Council energy manager Neville Auton at a workshop on Saturday.
Labour and National should put aside their egos and restart talks on an emissions trading scheme, United Future leader Peter Dunne said today.
Collapsed climate change talks between Labour and National disolved into bitter recriminations today as they blamed each other for the failure when they appeared to be close to agreement.
Dunedin came up short in its goal to divert 45 tonnes of e-waste from its landfill during eDay on Saturday.
The Australian and New Zealand governments have strengthened plans to form a united emissions trading scheme, but both admit they must first overcome significant local hurdles.
Climate change is the biggest threat to the Great Barrier Reef, officials say on the heels of a report that also found some of Australia's other unique flora and fauna are being negatively affected by the changing environment.
A cap on the price of carbon could increase emissions, Green Party MP Jeanette Fitzsimons says.
Last-minute changes have been put forward as the Dunedin City Council votes on whether to go ahead with special consultation on major changes to the city's recycling regime.
Arriving at an emissions target is a tug-of-war between what is necessary and what is possible.
Great Barrier Island has been included in a public health warning arising from the mysterious deaths of dogs and marine life in Auckland and the Hauraki Gulf.
Forestry officials want to know what should happen when the $20 million New Zealand taxpayers spent to protect Maori-owned native forests in the South Island runs out in June next year.
A 40 percent greenhouse gas emissions reduction target by 2020 is achievable at little or no cost if efficiencies are widely applied, the Green Party says.
The Otago Polytechnic will receive $28,250 to develop a course aimed at helping green-minded businesses grow into more environmentally sustainable ventures.
The former contaminated Fruitgrowers Chemical Company site in Mapua, 30km west of Nelson, is now safe for the public.
Dunedin is on "high alert" as its beaches take another hammering from king tides and winter storms that have caused the worst damage since emergency powers were invoked in 2007.