Crossword Puzzle - Q&A (Amendment)

1. What kind of plastics was appeared on the market in the year 1980?
BIODEGRADABLE

2. What does the smallest unit of a solar panel known as?
PHOTOVOLTAIC

3. According to an expert conference in London, what changes poses an "an immediate, growing and grave threat" to health and security around the world?
CLIMATE

4. Based on WHOI researchers Valier Galy and Timothy Eglinton, what kind of carbon is found to be resided in the basin by using radiocarbon dating?
ORGANIC

5. What has become a major threat to humans and biodiversity across an "arc of deforestation" in Brazil, Bolivia and Peru?
WILDFIRE

6. Montreul Protocal was introduced in the year 1987 and signed up by 120 countries. What chemical compound do these countries agree to reduce by the year 2000?
CHLOROFLUOROCARBON

7. Queensland University of Technology (QUT) researchers have developed a new technology. What kind of material does this technology capable to remove from contaminated water?
RADIOACTIVE

8. The UK produces 13 billion of cans each year and if you place them end to end, they would stretch three times to the moon. What type of cans are they?
STEEL

9. What type of oil the Sea Empress spilled off the Pembrokeshire coast in Wales in February 1996?
CRUDE

10. What produces electricity equivalent to that which would power 54,000 homes annually?
PLANT