from protected wildlife
4 Encounters between people and wild animals will
fAn evolutionary link between birds and dinosaurs. 2 Differences in the skeletons of birds and dinosaurs 3 The theory that dinosaurs and birds coexisted.
4 New discoveries about dinosaur extinction.
1 Their exact structure is unclear.
2 They are stronger than previously thought.
3 They are proportionally larger than dinosaurs 4 They are very effective at delivering oxygen.
5 6 7 8 9 0 1 1 1 1 l 2 o o o o o o N N N N N N
1 They may offer a cheap way to produce petroleum. 2 They are good at absorbing greenhouse gases.
3 They may provide a method for producing clean
4 They have the ability to clean up petroleum spills.
1 The termites may end up creating hazardous waste. 2 They do not know which bacteria produce hydrogen 3 The biological makeup of termites is harmful to trees 4 Some of the enzymes in termites attack the bacteria
fits dependence on aid is growing rapidly.
2 Many of its citizens are heavy smokers.
3 Its economy is highly dependent on tobacco 41t misuses foreign aid.
l It should rely more on coffee exports. 21t has reduced its reliance on aid.
31t gives tobacco farmers financial help 41t needs to protect its supply of aid.
1 The ecosystem is permanently damaged.
2 The process is not cost-efficient.
3 The hostile climate makes work difficult.
4 The sites are protected by environmental law
l An increase in the price of coal.
2An increase in mountaintop removal mining 3 Tighter environmental restrictions.
4 More efficient restoration of mining sites.
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