Land use
Energy
Advertisements
Login to be the first to rate this puzzle!
BIOFUEL
COAL
ISOTOPES
MAGMA
MANTLE
MELTDOWN
MINERAL
NATURAL
REMOVAL
RESOURCE
RESOURCES
| R | M | N | A | T | U | R | A | L |
| E | E | I | C | U | C | O | A | L |
| S | L | S | N | L | L | K | M | A |
| O | T | O | O | E | X | P | A | V |
| U | D | T | A | U | R | N | N | O |
| R | O | O | M | F | R | A | T | M |
| C | W | P | G | O | N | C | L | E |
| E | N | E | A | I | E | S | E | R |
| K | Y | S | M | B | E | C | L | S |
Advertisements
