Episode Ratings Grid

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Great

Episode Power Rankings

The peaks and the valleys. Find the essential episodes — and the ones to skip.

#1
S1E1 8.9
The Building of the Earth

Explores how the surface of the Earth continually moves and transforms due to volcanic activity both above and below sea level and how animals and plants have adapted to cope with the varied resulting environments.

#2
S1E3 8.9
The Northern Forests

An exploration of the various global forests in the northern hemisphere and how animal and plant life, both permanent and migratory, have to cope with changing seasons and climates.

#3
S1E7 8.9
The Sky Above

Describes the ability of birds, insects and bats to fly including migration often over great distances; and how plant seeds defy gravity in order to disperse over a wide area.

#4 Sweet Fresh Water S1E8 8.9
#5 The Margins of the Land S1E9 8.9
#6 Worlds Apart S1E10 8.9
#7 Jungle S1E4 8.8
#8 The Baking Deserts S1E6 8.8
#9 The Open Ocean S1E11 8.8
#10 The Frozen World S1E2 8.7

Lowlights

#12 S1E12 New Worlds 8.7

Over the last 10,000 years, modern man has utilized his superior intellect to colonize most of the Earth in order to further his species; sometimes to the detriment of other creatures and damaging natural habitats and environments.

#11 Seas of Grass S1E5 8.7
#10 The Frozen World S1E2 8.7
#9 The Open Ocean S1E11 8.8
#8 The Baking Deserts S1E6 8.8

The Quality Arc

Each point is an episode, plotted in order. Colored bands mark season boundaries. Look for the rise, the plateau, or the decline.

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Episode Engagement

High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.

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