Land use
Energy
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BIOFUEL
COAL
ISOTOPES
MAGMA
MELTDOWN
MINERAL
NATURAL
OILSAND
REMOVAL
RESOURCE
RESOURCES
| S | F | S | D | B | F | S | U | U |
| L | E | N | W | I | C | E | N | E |
| A | L | C | J | O | O | P | W | C |
| V | A | A | R | F | A | O | O | R |
| O | R | M | R | U | L | T | D | U |
| M | U | G | B | E | O | O | T | O |
| E | T | A | K | L | N | S | L | S |
| R | A | M | A | B | H | I | E | E |
| D | N | A | S | L | I | O | M | R |
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