It’s so cold now Niagara Falls freezes over

We now see real-world evidence that our planet is facing danger more from cooling than warming. Lucky photographers have been bearing the brutal cold to take spectacular photos of a truly rare event: Niagara Falls freezing over. The winter of 2009/10 has now joined those years of 1848, 1909, 1936, 1938 and 1949 when the [...]