The destruction of the Radio Network building in Christchurch has prompted hopes that explosive demolition could be used to bring down other earthquake-damaged buildings.
A Christchurch MP is working with a group trying to prevent historic buildings damaged in last month's earthquake from being torn down unnecessarily.
The Christchurch City Council says it needs Government money to help repair its earthquake damaged heritage and character buildings.
We are taking a look at some of Christchurch's icon and heritage buildings lost, or at least badly damaged by last Tuesdays earthquake.
New Zealand's strict building codes are being praised for minimising the injuries and damage caused by the seven-point one magnitude earthquake that shook Canterbury on Saturday.
The Christchurch Earthquake Recovery Authority says today's aftershocks have caused up to 50 additional buildings in the city's redzone to collapse or partially collapse.
Concern about the demolition process of heritage buildings in Christchurch. With Anna Crighton - Chairperson of the Canterbury Earthquake Heritage Buildings Fund Trust, which raises money, matched by the government, to save quake-damaged heritage buildings.
Some Christchurch building owners say a bulldozer's the best option, despite the city council calling for government help to rebuild heritage buildings damaged by the earthquake.
The first report into the damage done to three large buildings in the Christchurch earthquake is recommending urgent steps be taken around the country to strengthen buildings with stairwells.
Insurance cover has been cancelled for Christchurch's historic Arts Centre and its Catholic Cathedral which were both badly damaged in the February earthquake.
A new plan will see all dangerous earthquake-damaged buildings in Christchurch's Cashel Mall pulled down or made safe by mid-July.
The Canterbury Earthquake Recovery Authority's manager of demolitions, Warwick Isaacs.
Fletcher Construction has won the largest building contract in New Zealand history to repair half of the Canterbury homes damaged in last month's earthquake.
The Christchurch Cathedral has suffered massive damage, with its spire reduced to rubble and the roof caved in. There were visitors inside the building when the earthquake hit, and it is still unclear whether anyone was trapped beneath the rubble.
Those clearing up earthquake-damaged buildings in Canterbury are being warned to beware of asbestos.
The Property Council says an ultimatum from the Christchurch City Council to owners of earthquake damaged commercial buildings will add to the stress business people are already under.
The mayor of Christchurch is urging owners of heritage buildings damaged in the earthquake, not to tear down the city's treasures without first considering if they can be saved.
A seismic engineer says many of the Christchurch buildings destroyed in Tuesday's quake weren't designed to cope with such intense forces - and it's possible damage from the September 4th earthquake went undetected.
The Christchurch City Council has voted to fast track the demolition of two heritage buildings that it says were severely damaged in September's earthquake and pose an immediate danger to people's safety.
Some owners of commercial buildings badly damaged in the Canterbury earthquake, have been told if they don't repair or demolish them by January the 31st, the Christchurch City Council will do it for them.
A company helping to demolish earthquake damaged buildings in Christchurch, has come to the rescue of the heritage-listed Peterborough Centre.
A huge team of engineers is in Christchurch to assess the state of buildings damaged but still standing after Tuesday's earthquake.
Canterbury University has been heavily reshaped by the earthquakes. It suffered damage to buildings, and also a significant drop in enrolments.
People who want the Christchurch Town Hall restored are optimistic the City Council will today commit to saving the earthquake damaged building.
There's good news of sorts on the building-inspection front in Auckland.
After nearly seven days of fanning out across the city inspecting damaged buildings - the biggest such deployment of building inspectors since the Christchurch earthquake emergency - the operation will be scaled back this weekend.
There are currently around 95 inspectors in the field who have checked 3,500 buildings. As of 6pm last night 190 buildings were red stickered, and a further 790 yellow stickered.
The most red stickered areas are Mount Albert/Mt Eden with 54 and the North Shore with 32.
Auckland Council general manager building consents Ian McCormick spoke to Corin Dann.
A school pool, a BMX bike club and a music school are among twenty organisations in Christchurch that have benefitted from the final grants from an international appeal for re-building the quake-damaged city. The Christchurch Earthquake Appeal has so far raised almost 100 million dollars, and as our reporter Teresa Cowie discovered, the latest 8 million dollars that's been released from the fund is giving a welcome boost to residents.
The support has been outstanding for those with damaged homes, buildings and farm infrastructure, but some are still too shattered to really know what to get the keen helpers to do.
Strong aftershocks felt in Canterbury, Quake firms to seek government wage subsidy, More services, access to buildings being restored in Christchurch, Minister for Earthquake Recovery discusses plans, Heavy rain causes flooding and road closures in Lower North Island, Building codes minimised quake's injuries and damage, Glass supply freezes as Christchurch companies clean up.
The Royal Commission into the Canterbury Earthquakes has heard evidence questioning the measure used to judge how resistant a building is to earthquake damage. It's come on the second day of hearings into why unreinforced masonry buildings collapsed in Christchurch during the February 22nd earthquake, killing 40 people.
After the devastating effects on Christchurch, we are all aware of the damage earthquakes can cause. But in New Zealand, a tsunami could be just as damaging. University of Auckland engineers Asaad Shamseldin and PhD student Reza Shafiei are creating waves in the lab to work out how safe our buildings are, if a tsunami hits. Ruth Beran goes to visit them.