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