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