user avatar
user avatar
user avatar
Joe
  • Member for 9 years, 2 months
  • Last seen more than a month ago
25 votes
5 answers
4k views

Does a dishwasher save water in the long term?

15 votes
2 answers
497 views

Tea in the microwave

14 votes
4 answers
224 views

Is it true that if you have a thermostat, then there is no such thing as 'waste heat'

12 votes
2 answers
589 views

Improving natural light access

10 votes
3 answers
164 views

Is the metal use per person rising?

10 votes
4 answers
322 views

What is the sustainablity of working from home compared to the office