An international committee issued a depressing forecast of how human beings and natural ecosystems will be Influenced in the future, ---- the effects of global warming intensify.
---- you can keep the elderly active, their quality of life improves so much.
It is easier to study animals and plants than human beings ---- plant and animal behaviors can be controlled and monitored.
---- computers, ecologists have simulated communities containing various plants and animals.
---- children get older, their questions get harder to answer.
Ecologists try to find out how the Earth's environments can be preserved ---- living things will continue to survive on the planet.
---- laws for protection, many of the desert aquatic habitats and their associated species are still in danger
Milk must be moved rapidly from the farm to the consumer and kept cold ---- it will not spoil.
Experts estimate that we are losing 137 plant, animal and insect species every single day ---- rainforest deforestation.
---- fuel prices increased, ---- did the demand for smaller, fuel-efficient cars.
---- teaching, my father has always been involved in public affairs.
---- Joseph, who was exceedingly anxious for power, Napoleon's second brother, Lucien, was an ardent republican.
She was aware of the fact that she was not responsible for her parents' state of mind, ---- was she responsible for the state of their marriage.
Employees need to continually expand their job skills ---- they can achieve their full personal potential.
Food producers claim that adding fiber to foods is difficult ---- it changes the qualities of the food.
--- little space you have in your garden, it's always possible to grow something to eat.
Cultural tradition is ---- a continuum that the humans create and pass on generation after generation.
---- a rise at the opening of the Russian stock market today, experts estimate the current situation as not very favorable.
It is hard to treat everyone ---- they were of equal worth when we see differences between individuals, and seemingly differences between groups of people.
---- much you sail, there will always be something new to learn about
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