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