Bike shares, electric scooters, ride-hailing services and other "micromobility" options are exploding. But governments can’t afford to sit back and be spectators – they need to ensure that this mobility revolution benefits everyone.
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This Month in Climate Science summarizes significant new research and gives a clearer picture of the threats posed by climate change. Some findings from December 2018 include more record wet and dry months, record carbon emissions in 2018, and thick Arctic sea ice declining by 95 percent.
Despite growing attention on clean energy, fossil fuels still account for 80 percent of global energy consumption. Here are four ways to cost-effectively make the transition to a clean energy future.