The strength of the West Coast community will help it overcome its collective grief over the deaths of the 29 men who died in the Pike River mine tragedy, Governor-General Sir Anand Satyanand said today at the memorial service in Greymouth.

A summary of the words spoken by West Coast locals and dignitaries at this afternoon's Pike River memorial service.

John Key today delivered a personal message to the mothers whose children have been left fatherless as a result of the Pike River mine tragedy. His was one of several moving tributes at today's Remembrance Service.

"Our lives changed forever" when the Pike River Mine exploded, the mining company chief executive told mourners today.

Several thousand people have filled Greymouth’s Omoto Racecourse and numerous MPs and city mayors have taken their seats on the main stage for the Pike River Official Remembrance service

A GAG unit at the Pike River mine appears to be working with early indications a fire is dissipating.

A jet engine brought in to make the Pike River mine safe is now in place. Rescue services are hopeful it will be in use tonight so the process to recover the remains of the 29 trapped miners can begin.

An Australian-based online mining journal today called for NZ police to be blocked from controlling mine rescues.

Prime Minister John Key has asked all New Zealanders to observe two minutes’ silence at 2pm tomorrow to remember the 29 men who lost their lives as the Pike River Official Remembrance Service begins in Greymouth.

In the wake of the Pike River tragedy, PhD student Jesse Dykstra blogs on the mining industry and the associated risks

Hopes of recovering bodies are fast fading for families of the 29 miners lost in the Pike River mine.

An Australian expert was arriving in Greymouth tonight to provide advice on the jet engine GAG operation at the ill-fated Pike River Coal mine, where it's "highly likely" part of a coal seam has caught fire.

Deployment of the "GAG" unit at the Pike River coal mine has been delayed after a fire at the entrance to the mine this morning. Rescuers are trying to extinguish a coal fire so the bodies of 29 trapped men can be recovered.

Nightmares about the 12 Queensland miners he could not save have haunted John Brady for more than 20 years.

The Royal Commission into the Pike River mine tragedy will be headed by High Court Judge Graham Panckhurst.

The Pike River Coal mine may have to be temporarily sealed after a fourth blast sent smoke and flames spewing from underground.

A royal commission of inquiry into the Pike River tragedy will look at causes of the blast and the initial response.

Jim O'Donnell helped drag his dead mates out of the Strongman mine in a marathon rescue.

Families grieving after the Pike River disaster have called on a lawyer who rallied for victims in a previous West Coast disaster.

Another explosion shortly before 2pm today damaged some of the infrastructure at Pike River mine, but a "gagging" operation is still on track to commence tomorrow.