NZEB + EV: The decarb combo

Are you aware of these stats?

  1. Buildings account for 40 % of energy consumption and 36 % of energy emissions (EU data)
  2. Road transport accounts for 25 % of energy consumption and 20 % of energy emissions (EU data and EU stats)

Then, what happens when we combine NZEB buildings (net Zero Energy Buildings) with local renewable generation and EVs (Electric Vehicles) charging in these NZEB?

NZEB & EV.png

It’s obvious… -> We can decarbonize 65 % of the energy system!* Sigue leyendo


Technocratic paradigm and Smart Cities

If you are interested in Smart City technologies and experiences, I strongly recommend the following report from Nesta:

Rethinking Smart Cities From The Ground Up

The proposal is similar to how I suggest to build the Smart Grid: Do it bottom-up, empowering the consumer/citizen. In this case, the report justifies that the highest return is on collaborative technologies that allow the citizens to participate and shape the future of their cities.


Citizens. Image by Murat Cokal on

As is widely mentioned, there is no smart city without smart citizens. Just like there is no smart grid without a smart consumer. Thus, investing in smart people is absolutely necessary for Sigue leyendo

The least sustainable gadget possible?

I think it might be, every time I see one… but specially when I hear the noise.

It’s probably one of the least efficient and more disturbing modern technology around. Burning oil to produce noise and smoke, in order to spread dust and debris around! What can be better?


The “dreadful” Leaf blower

The funny thing is the device doesn’t even pick up the leafs, once they are pushed somewhere, they still have to be picked-up for disposal.

Of course it can save time, but…

Sigue leyendo