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