A Herald investigation into the hidden toll of the Christchurch earthquakes has sparked calls for research into the correlation between suicides and the quakes.

The 2011 Christchurch earthquake killed 185 people, and NZers vowed never to forget them. But what of those who took their lives in its aftermath?

The forgotten victims of one of the nation's deadliest disasters.

Aucklanders are being pushed out of their own housing market and are responsible for one in five house sales in cities including Hamilton, Whangarei and Tauranga.

COMMENT: While the Government has signalled it's time for Christchurch to enter its regeneration phase, I'm not sure Cantabrians are ready for that, writes Rachel Smalley.

A petition calling for the government to establish a Royal Commission of Inquiry into Canterbury earthquake repairs has been presented to Labour Leader Andrew Little this morning.

Customers complain insurers have refused to settle unless they stop posting negative comments on social media.

Five unoccupied buildings on Christchurch's New Regent Street have been cordoned off, after an engineering report identified them as dangerous and earthquake prone.

One of the last residents of a Red Zone area in Christchurch is moving on, breaking a 132-year family connection to the land.

The incredible thing about significant events is that most of us remember what we were doing and where we were when they happened, writes Barry Soper.

Mike Hosking says Christchurch has travelled the most remarkable journey and made incredible advances since the February 22, 2011 quake.

Five years after a shallow, savage earthquake flattened Christchurch, the story of its central business district is a "tale of two cities".

The 2011 collapse of Christchurch's CTV building was one of the worst engineering failures in NZ history. Five years on, families are still waiting for justice.

Organisers of a protest in Christchurch's cathedral square this afternoon are calling for an external review of the way the Earthquake Commission has handled claims.

Five years on, five children scarred by the disaster talk about New Zealand's darkest day.

Five years is not a long time. It's long enough to put something in the past but not long enough for memories to dim.

They live in a modest "as-is-where-is" place bought with an EQC payment and borrowings but it is not the family home Annette Thomson imagined.

Cantabrians wrestled with this question after the February 2011 earthquake.

A new study finds that some people are battling anxiety and depression more than a year and a half after the Christchurch earthquake.

You can't deny the so-called 'feel good factor' a stadium might bring to a community. But should rate payers be responsible for paying for a facility that could be under-utilised, writes Chris Lynch.

Source: Jared Waddams, Helicam Pro

It's business as usual in Christchurch, with most reporting few ill effects from yesterday's earthquake.

A montage of Valentine's Day earthquake footage. Drone video supplied by YeahNah Productions.

COMMENT: If there's one positive to the quakes, it's that it's made our city become one big neighbourhood, writes Chris Lynch.