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