Vietnam’s solar boom has continued to outstrip expectations through 2020, casting aside fears that grid constraints and lower incentives would result in a lower figure than the 5.5 GW boom in 2019. According to a report from national utility EVN, Vietnam now has 19.4 GW solar capacity, of which rooftop constitutes 9.3 GW and utility-scale 10.1 GW. This means Vietnam has surpassed the 2030 target it set in 2016, and has installed in half a year the same amount of solar as Japan’s and the USA’s 2019 figures combined. The country is also pursuing wind development, but wind has a slower development cycle. Adding 4 GW utility-scale solar in half a year is impressive, but the most extreme part was…