Crossword Puzzle

2. plants may cause less ___ than others, so scientist are testing different diets that might reduce cows' methane production. : gas
3. looks after sacred natural sites around their ______, including lakes and mountains- and the wildlife that lives there. : monasteries
4. makes up some of the limestone? : sediment
8. poison ____ feed their tadpoles unfertilized eggs, but researchers have discovered this diet provides more than nutrition. : frogs
10. records indicated that ___, or molten rock was moved underground. : magma
11. The force of something being pulled downwards. : gravity
14. leopards are the top predators in this ____. : ecosystem

1. that make frogs tastes bad to predators. : toxins
5. carves out cavities in the bedrock beneath the soil? : Erosion
6. call the swiss-cheese landscape what? : karst terrain
7. waves that wipe out what's underground is? : ground-penetrating radar
9. found that this during the hour of the storm, and made landfall in New Jersey, the rate of the hurricane photos uploaded to the website Flickr reached a _____ : maximum
10. devices help the researchers locate snow leopards dens and find out how many ___ the cats have. : cubs
12. sinkhole is _____ meters wide, had opened in the ground beneath the resort and the building collapsing into it. : thirty
13. Florida and Missouri most of the bedrock is limestones, which is ____ in acidic water. : soluble