About this season
“The Earth Unlocked” explores the mystifying planet Earth whose remarkable natural wonders are forged by extreme weather, constant geologic change, and biological evolution. Each episode delves deep into the complex past and present of Earth's natural wonders, revealing secrets, truths and treasures hidden within for billions of years. The series unveils the science behind the mysteries of Mother Nature.
Episodes (12)
1. Space Weather
Aired 15 July 2023 • 42 min
Extreme weather isn't exclusive to the planet; storms twice the size of Earth, winds faster than the strongest hurricanes, and towering tornadoes thousands of miles high all rage in the distant corners of the universe.
2. Pressure
Aired 22 July 2023 • 42 min
Pressure is the invisible force that drives weather; pressing down on Earth, it is the difference between a gentle breeze and a monster storm; learning how and why air can turn deadly.
3. Canyons
Aired 5 August 2023 • 42 min
Massive cuts into Earth's landscape create some of the most compelling and majestic formations; exploring how weather and geology combine to form vast canyons, from Arizona's arid Grand Canyon to the ocean's deepest depths.
4. Beaches
Aired 12 August 2023 • 42 min
From black sand bays to powdery white waterfronts, what wonders create these diverse landscapes and what dangers lurk, potentially turning these dream locations into seaside nightmares.
5. Mountains
Aired 19 August 2023 • 42 min
They are Earth's most visible formations, but secrets lie unseen beneath these massive mountains waiting to be unlocked.
6. Wetlands
Aired 26 August 2023 • 42 min
Wetlands serve as a natural protection from storms, fires and floods; these protectors can be deadly.
7. Water
Aired 28 January 2024 • 42 min
Our Earth is a water planet. Where water is scarce, drastic measures like cloud seeding and desalination are required. But it can also cause disaster, in the forms of powerful storms and destructive floods.
8. Giants
Aired 28 January 2024 • 42 min
They are the largest things on Earth; the blue whale, elephants and prehistoric titanosaurs remind humans of how small they really are; they may appear to be too big to fail, but weather and climate can affect even these giants.
9. Predators
Aired 3 February 2024 • 42 min
Throughout time, the drive to survive on planet Earth has created hunters; predators have lived and adapted to become nature's ultimate killing machines, with weather playing a role in their rise to the top.
10. Terra Firma
Aired 4 February 2024 • 42 min
Nothing's more reassuring than the feel of solid ground beneath our feet. But is that solid ground as solid as it seems? The crust of the Earth is constantly moving, from shifting tectonic plates to the instability of the soil…the result? Catastrophic earthquakes, devastating dust bowls and weather induced landslides.
11. Islands
Aired 10 February 2024 • 42 min
Islands are water-bound treasures of the planet; some are born from violent volcanic eruptions, while others give birth to scientific discovery; in a time of climate change, many islands face an uncertain future.
12. Heat
Aired 11 February 2024 • 42 min
The pervasive but often overlooked force that shapes the environment; from scorching deserts to freezing polar regions, heat is the driving factor behind the Earth's diverse climates, influencing everything from weather patterns to ecosystems.