Major firms including Sony, Panasonic and Nissan on Monday urged the Japanese government to make its 2030 renewable energy target twice as ambitious.
Prime Minister Yoshihide Suga last year set a 2050 deadline for Japan to become carbon-neutral, but the country's shorter term renewables goal has long been criticised as lagging.
Turkmenistan on Friday opened a gas compressor station it hopes will help boost natural gas supplies to China and elsewhere.
Turkmen leader Gurbanguly Berdymukhamedov said this week during a meeting with China's ambassador that the new pumping station could more than double volumes of gas pumped into the Central Asia-China gas pipeline.
Turkmenistan and Afghanistan have inaugurated new transport, power and communications links, Turkmenistan said Thursday, as the ex-Soviet republic touts its role rebuilding Afghanistan's conflict-torn economy.
A trio of Turkmen foreign ministry statements said Afghan President Ashraf Ghani and Turkmen leader Gurbanguly Berdymukhamedov had participated via teleconference in opening ceremonies for a new branch of the railway connecting the two countries, a new power transmission line and a fibre optic line.
Seven staff at one of Pakistan's biggest power plants have been suspended after a technical fault sparked a massive grid breakdown at the weekend, plunging the entire country into darkness.
The blackout hit all of Pakistan's major cities, including the capital Islamabad, economic hub Karachi and the second-largest city Lahore, lasting around 18 hours in most areas.