Is it true that leaving a mobile phone charger plugged in and switched on uses energy, even if it’s not connected to the mobile phone?

Yes it is true that most plug-in chargers continue to use power even when they are not connected to the mobile phone. A study in Australia found the average power was 1.2 W and each home had on average seven chargers. If they were all left on for a year this would add £7 to your electricity bill.

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I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.