26 Should I use my wood fireplace? 2013-01-29T20:58:50.660

9 How is Natural Gas more sustainable as fuel than Gasoline? 2013-02-20T18:31:54.840

8 How much gas does it take to heat water from 15 to 60 degrees C? 2017-02-17T20:50:05.353

7 Types and quantities of air pollutants by fuel, per kWh, for electricity generation? 2017-03-07T04:47:24.423

6 Water heater vs stovetop: most efficient way to heat water using natural gas? 2017-03-03T03:06:04.390

5 Is it possible to calculate energy efficiency of a flat by knowing how much energy was consumed for heating? 2016-01-26T13:21:22.560

5 Can Siberia's greenhouse gas be harvested? 2017-06-16T14:15:06.353

1 better to heat house with gas or with electricity? 2018-02-06T21:02:52.507

-2 Relative environmental impact of various portable gasses 2013-02-27T03:53:13.807