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 (8)
1. Forests
Aired 5 June 2022 • 42 min
Forests are filled with far more than trees; they are home to mysterious curses, medical cures, and weird and wild animals; they provide the oxygen humans breathe while fighting to survive in a changing climate.
2. What Lies Beneath
Aired 12 June 2022 • 42 min
Molten metal, gigantic impacts, and volcanic eruptions; secrets unlocked from deep within the Earth reveal how life is able to exist on its surface.
3. Lakes
Aired 19 June 2022 • 42 min
Deadly fog, killer waves and man-eating monsters; unlocking the secrets that lurk in the depths of Earth's mighty lakes and the processes that created them.
4. Deserts
Aired 26 June 2022 • 42 min
Some are frozen white tundras, others super heated suntraps that switch from sand to grass; unlocking what makes a desert, what forces create and change them, and what strange creatures call these wastelands home.
5. Oceans
Aired 3 July 2022
Mysterious creatures, monster waves, and sunken treasures; exploring the depths and currents of Earth's mighty oceans, unlocking watery secrets that lie beneath the surface.
6. Dying Places
Aired 10 July 2022 • 42 min
Towns, cities, and natural habitats are under threat from man and the Earth itself; examining disappearing places that may not be around to be enjoyed by the next generation, and the measures being taken to make sure that doesn't happen.
7. Deep Freeze
Aired 17 July 2022 • 42 min
It's a cold world full of frozen mysteries and secrets; unlocking how melting ice could have catastrophic consequences, why millions of tiny creatures thrive on an Alaskan glacier, and how to make an impossible lifesaving rescue.
8. Wind
Aired 24 July 2022 • 42 min
From hurricanes to haboobs, unlocking how winds form, the chaos they can create, and how to survive their deadly wrath.