Across

4. Island at the mouth of the Amazon
5. The climate in the Amazon is often described as ‘hot and _______’
6. Largest ocean on the planet
7. Metal necessary for all life on Earth. (in English)
8. Some dolphins in the Amazon are this colour
11. Beast of burden famous on the island at the mouth of the Amazon
12. Another word for fresh or non-saline water
15. A green sea usually indicates the presence of this
18. Adjective for metals that occur naturally in tiny quantities
19. A famous Brazilian tree

Down

1. Adjective describing something that is of or from an estuary
2. Name of a famous nut (just called ‘nut’ in the Amazon)
3. Type of floating seaweed
6. Country that borders Brazil to the West
9. A measure of the amount of salt in something
10. A word for water that is considered drinkable
13. ______-Guarani – an indigenous language of Brazil
14. Biggest threat to the Amazon
16. Black juice made from a Brazilian palm tree
17. A toxic metal