[1] It draws from hundreds of hours of archival footage and combines with newly shot film, spoken word, and original music to explore climate change and its effects on human communities, biodiversity and the wilderness.

[2] It is divided into five movements and includes locations such as Alaska, Greenland, New York, Mumbai, rural Scotland, Tahiti and the Marquesas Islands in the South Pacific.

[14] The Telegraph gave the film 4 out of 5 stars, stating that "Akomfrah drives home his concerns with compelling clarity, sparking off chains of association that are grimly disturbing while offering a reminder of all the beauty that we stand to lose".

[15] The Guardian commented that "Akomfrah's overwhelming film evokes that very dilemma: our apparent helplessness as individuals in the face of rising sea levels and temperatures, droughts, and melting icecaps.

[16] Time Out gave the film 3 out of 5 stars, stating "it can be frustrating being preached to when you’re in the choir, especially when Akomfrah isn’t offering any solutions or new comments.