In the cool spell
of the 1960s and 1970s, British birds began laying eggs later in the year than they had before, the study shows.
This technique suggests that gas levels 10 million years ago averaged around 370 ppm, then dropped to 280 ppm during a cool spell
, and later rose back to 370 ppm during a warmer time.
Temperatures have been around average as has rainfall but we have had one or two cool spells
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We continue to predict an enhanced chance of more frequent cloudy and cool spells
compared to recent summers prior to 2007," it says in its update summer forecast.
REDUCE watering in cool spells
and as vegetables produce their final crops.
He said salmon get stressed at 70F and, although there had been cool spells
, water temperatures had stayed at that level recently.
This year is likely to be a typically mixed summer; sunny, with cloudy and cool spells
but temperatures above average and rainfall near or just above average," says BBC meteorologist Derek Brockway.
The researchers suggest that plantains warm their developing seeds during cool spells
And with the Met Office predicting a "slightly enhanced chance of more frequent cloudy and cool spells
compared to recent summers prior to 2007" some may be fearing last year's weather is set for a comeback.
Sediments laid down during global cool spells
record few ichthyosaur species.