| Defnyddio (kWh) | CO2 (kg) | Cost (£) | Arbedion posib | % Newid | |||
|---|---|---|---|---|---|---|---|
| Trydan | Wythnos ddiwethaf | 11,900 | 2,790 | £3,820 | n/a | +55% | |
| Y llynedd | 574,000 | 77,100 | £182,000 | £126,000 | n/a | ||
| Nwy | Wythnos ddiwethaf | 25,200 | 4,610 | £757 | n/a | +28% | |
| Y llynedd | 1,090,000 | 198,000 | £32,600 | £19,900 | +4.6% |
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Rydych chi wedi cwblhau 0/8 o'r gweithgareddau yn y rhaglen Byddwch yn Egniol!
Cwblhewch y 8 gweithgaredd olaf nawr i sgorio 70 o bwyntiau a 30 o bwyntiau bonws am gwblhau'r rhaglen
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