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