[rdmirza]

Yes, and no.

Yes: the net impact on the environment is likely to be equivalent if imports and exports balance.

No: a major criticism of renewable energy is that it is less reliable. Achieving 100% is much more impressive without a handicap.

I'm still impressed though.

[xbmcuser]

With their mountains and rivers they could probably use hydro as backup for solar and wind generation and achieve 100% but with ability to buy electricity because of the connected grid unlikely to happen