Ever wondered what title you have to the space above and below your property? The laws in the UK and the US were founded on the principle of Cuius est solum, eius est usque ad coelum et ad inferos (whoever owns the soil holds title up to the heavens and down to the depths of hell). Modern day pressures are changing all that… Link
Batteries not the answer
This article in MIT Technology Review explains clearly why battery technology is unlikely to enable renewables to provide the li-ion’s share of our energy needs. Nevertheless, dogma is likely to drive us down an unsustainable path. Link