USGS geophysicist, Mac Atwood, and volcanologist, Taylor Reed, survived being swallowed by the Earth during the earthquake swarm. They returned to the ordinarily peaceful and serene environs surrounding Mammoth Mountain and the Long Valley Caldera. When a series of seemingly minor earthquakes take place in the Sierra Nevadas, Mac the seismic detective, expresses his concern to Taylor. Her skills as a volcanologist will be tested as it appears the Long Valley Caldera, the second largest supervolcano in the U.S. behind Yellowstone, is awakening.

Akart's standalone novel, ARkStorm, is based on actual events. In 1861, a 43-day series of atmospheric rivers, huge flows of moisture carried from the tropics to the West Coast, turned large swaths of California into an inland sea. The intense rainstorms pounded the state unabated with little respite. Rivers became raging torrents that swept away entire communities, killing thousands. The State’s Central Valley turned a massive body of water 300-miles long and 20-miles wide.

As earthquakes are triggered, fault lines split, buildings crumble, and monstrous tsunamis rush inland, Jax, his daughter Zoe, and a group of civilians with vastly separate lives collide in the Northwest in an interweaving story of survival, loss, and redemption. Meanwhile, Natalie Reid is at the Gatlinburg Midnight Parade, charged with caring for teens from a group home; when the earth shakes, the sky lights up in a brilliant light, and planes fall from the sky.

It really is the four horsemen of the apocalypse, Death, Famine, War, and Conquest. Things a seventeen-year-old boy shouldn’t have to deal with. In those most infamous words, mistakes were made. It wasn’t supposed to happen. The asteroid was supposed to miss. Running for their lives, Ryan Conrad and Kelsey Morgan, race to escape the impact of a super asteroid and the apocalyptic world it left behind. Fighting to survive the aftershocks. The earthquake to end all earthquakes, the largest tsunami in human history, and worst of all, the EMP and loss of civilization.

Jolly Copper is one of the few people who know the world is on the brink of cataclysmic destruction.... not because he had any scientific knowledge or prophetic dreams, but because he is nosey and read what was on a fellow bus passenger's phone one day. He learns there will be an unprecedented series of natural disasters, and the expected grand finale disaster is predicted to be a tidal wave massive enough to swallow half the globe.

If society fell apart, could your family survive? Jim Powell thought he was ready. He was a regular guy who travelled a lot for work and hated every second he was away from his young family. But when ISIS operatives unleashed a coordinated attack on America’s infrastructure, his entire world shattered. The electrical grid collapsed, communication networks were damaged, critical bridges and dams were destroyed, and major fuel refineries have gone up in massive fiery clouds.

At the end of the world. Nick Peterson never expected to be stuck with a bunch of kids. A 17-year-old boy shouldn’t be responsible for keeping other people alive. But he didn’t have much choice in the matter. That’s what happens when everyone else dies.

Clint Redshaw walks into a port facility meeting expecting an ordinary day arguing about the budget. When the shaking starts, he keeps calm. But as the tremors stretch on and on, the ground rips apart, the dock disintegrates, and chunks of land fall into the Strait. When the quake finally ends, there's only one thing on his mind: his daughter. Mika's singing songs and laughing with a gaggle of other sixteen-year-olds as they climb into the Pacific Northwest mountains for a scout weekend. One minute, it's sunshine and good vibes, and the next, it's screaming and chaos.

Before the lights went out, Jack Warrant never considered himself a prepper. That was someone on the edge, a conspiracy theorist or a doomsday cultist who had a fatalistic view of the world. He was neither a theorist nor a cultist. He was an optimist. At least that was what he told himself when the darker thoughts creeped into his psyche as he stared at the ceiling in the middle of the night. Whenever he started down the rabbit hole, he always clawed his way back into the sunlight.

When a series of devastating terror attacks brought down the United States, Conor and Barb assumed they were safe in their compound. They had everything they needed. They were armed and highly trained. But then, Barb was kidnapped. The kidnappers didn’t know why Conor was known as The Mad Mick. They didn’t know the fear and respect his name invoked in the shadowy underworld of covert operations. They didn’t know that when it came to protecting his family, he was without conscience, without compassion, and without equal. But they would soon find out.

When the helicopter goes down after dropping them off, they realize they’re in trouble. The platform loses power. Cell phones don’t work. Everything electronic is dead. There are whispers of an EMP attack. Now that they’re stranded with a skeleton crew on a steel platform miles from shore, battered by massive waves, the deadly truth of their predicament slowly sinks in.

It's been a month without power. With no phones, no computers, and no reprieve, the remaining fragments of humanity are disintegrating rapidly. Starvation grips the populace as ruthless gangs emerge, seizing control in a merciless free-for-all that engulfs the entire nation.

A volcanic eruption on the other side of the globe is the beginning of the end of the world. Oblivious to the changes were Ron Ash and his small Texas town. Then a dam brakes and washes away nearly everything and everyone they knew, including Ron’s wife.

In 2035, in a hopelessly broken world, Nick Ritter is The Posh Prepper, a gifted crisis consultant who sells disaster-survival plans to rich and powerful clients. Haunted by corrupt clients and a tragic past, Nick lives a reclusive life in overcrowded Boston, counting the days until he can retire to his survival ranch in New Zealand. But when he gets an insider tip that a deadly virus is tearing through Boston, Nick has 24 hours to escape the city and flee to New Zealand. He has the perfect survival plan, but there’s just one problem…it doesn’t account for company.

Half of the earth's population has been wiped out. Impossible to predict or stop, the Gamma Ray Burst tore through the Earth like a bullet, its radiation wave killing hundreds of millions, and the after effects ensuring the deaths of billions more.