Japan plans to ramp up its use of solar panels, such as these shown in Yufu, Oita prefecture in 2019. Charly Triballeau/AFP via Getty Images hide caption toggle caption Charly Triballeau/AFP via Getty Images Environment 'A Decarbonized Society': Japan Pledges To Be Carbon Neutral By 2050 October 26, 2020 The country joins the European Union and other countries that have pledged to reduce their carbon footprint to zero over the next few decades.