* Europeans prepare to pump more gas to Ukraine (Combines stories on meetings in Bratislava and Moscow)
* Kiev says to resume operation against armed groups in east
LONDON, April 23 - Britain's conservation charity the National Trust switched on its first large-scale renewable energy project on Wednesday and launched a new trading company to sell its power to the country's national grid.
* Russia looks East as relations with West sour over Ukraine
ESSEN, Germany, April 23 - German utility RWE plans to sell more energy saving products, its head of strategy said, as it strives to offset some of the losses made by its power plants across Europe.
No related earnings announcements are currently scheduled within the next 7 days.