The recent tragedies with the oil spill in the Gulf of Mexico and the coal mine disaster remind us that all the energy we use comes at a great cost.
125755
'Energy we use comes at a great cost'
28080
Crude Oil really getting hit (uso)
163928
Biofuel industry faces uncertain future
110267
High commodity prices emerge as top complaint
39890
UK has a huge renewable energy opportunity
162256
Oil reverses losses
7650
Fuel leakage, oil spill investigated
56293
Renewable energy offers prospects to tackle energy problem --
90960
BP spreads the blame
17137
We're not running out of oil, just cheap oil
19051
The world is locking itself into an unsustainable energy future
173496
Oil: are We in a bubble?
29269
Gas prices hit new high
20008
Oil from the Deepwater Horizon disaster remains in the marshes
119578
'Stepping into an oil industry nightmare'
46642
Safety first, power generation comes later:
90870
Energy firms rake in massive profits