The coronavirus threat has shaken up humans' daily patterns, and the Earth is shaking less because of it.

The quake was moderate, which can cause considerable damage, and was centered 53 km (33 km) east of Bushehr, a nuclear plant on Iran's southern coast on the Gulf.

Tuesday night's quake measured a 6.2, making it the largest in the series of earthquakes.

This is the second 3.7-magnitude earthquake recorded in New Brunswick this year.

The Alberta Energy Regulator is moving to restrict oilfield fracking activity near the Brazeau Reservoir in east central Alberta as a precaution following a 4.3 magnitude earthquake south of the area in March.

At least 16 people were killed after the 6.1-magnitude quake rattled much of the northern portion of the country.

Of the roughly 2,800 earthquakes recorded in Alberta over the past three decades, almost half of those have occurred on prairie land.

The magnitude 3.4, 4.0 and 4.5 quakes struck about 20 kilometres south of the city on Nov. 29.

Earthquakes Canada reported a 4.5 magnitude quake Thursday that was felt in Fort St. John, Taylor, Chetwynd and Dawson Creek in the province's northeast, followed by a second quake 45 minutes later that measured 4.0.

New research is digging in to why fracking causes earthquakes in some areas but not in others.