“You’re talking millions of flowers per acre in a two-to three-week time frame, or less, for a lot of crops.” On the other hand, native bees can be much more efficient pollinators of certain crops than honeybees, so you don’t need as many to do the job. For example, about...
As the conservatory became more popular, Sir Joseph Paxton designed Chatsworth Houses’ iron-framed conservatory, which covered three-quarters of an acre and was the largest glass building in the world at that time. Paxton then went on to design the spectacular 19-acre Crystal Palace in London....
Anecdotal evidence of a looming crisis in biodiversity is now being reinforced by science. In their comprehensive surveys of plants, butterflies and birds over the past 20 to 40 years in Britain, ecologists Jeremy Thomas and Carly Stevens found significant population declines in a third of all nat...
·When's your grandpa's birthday?·There are twelve months.·What's the date today?·How old is your grandpa?·They're making a birthday card.1A: How many months are there in a year?B: ___2A: ___B: It's in June.3A: ___B: He's sixty.4A: What are Sam and Sue doing?B:...
"The key issue is costs," said one financial expert. "They have no idea what their winter attendance levels will be and they're battling to get costs to an appropriate level. The stock's still too expensive, but I think in the long term they'll get it right." ...
【题目】The National Trust in Britain plays an increasingly important part in the preservation for public enjoyment of the best that is left unspoiled of the British countryside. Although the Trust has received practical and moral support from the Government, it is not a rich government department...
The problem would be bad enough if it were merely local, but it’s not: because Britain’s temperate ecology is similar to that in so many other parts of the world, it’s the best microcosm scientists have been able to study in detail. Scientists have sounded alarms about species’ ...
The University of Florida is an American public land-grant, sea-grant, and space-grant research university located on a 2,000-acre campus in North Central Florida. Howard and Matthew Greene recognized Florida as a Public Ivy in 2001, a publicly funded university considered as providing a qualit...
in the central cities, have begun building new cities that are specifically designed to meet modern needs.Britain has long been a pioneer in planning new cities . As the first nation to become industrialized and urbanized, it faced traffic, slums and pollution long before anyone else. In 1898...
Within households, however, decisions need to be made about needs and wants on a regular basis. Answer and Explanation: The answer is A) Demands; interests Demands are what a person wants; Interests are why the person wants them....