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