A second number, not seen in the Union Square Climate Clock, shows the “growing % of the world’s energy currently supplied from renewable sources. This is our lifeline.

The 80-foot wide display in Union Square, called the Metronome, had been tracking time by fractions of a second for over two decades, alongside the once-smoldering art orifice. Tagged climate change ...

A Climate Clock was installed in Union Square, ticking downward, second by second. “The […] UNION SQUARE, Manhattan — It is a countdown we cannot take lightly.