Category: Tim Sparks

 

Topics from Nature’s Calendar: flowering dates of allergenic plants

April 2025
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The phenology of Ashtead, in Surrey: a tribute to Jean Combes

April 2024
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When does autumn fall?

April 2023
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First steps towards a woodland calendar for the 21st century

April 2022
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The value and importance of historical phenology in the UK

April 2021
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A comparison of Nature’s Calendar with Gilbert White’s phenology

April 2020
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Don’t let the grass grow under your feet (record it, and other events, for Nature’s Calendar instead)

April 2019
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Half a dozen of our heroes: Topics from Nature’s Calendar/UK Phenology Network

April 2018
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What was the effect of the warmest December on record? Topics from Nature’s Calendar/UK Phenology Network

April 2017
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The Speed of Spring 2015: Results from Nature’s Calendar

April 2016
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Centenaries, masting and speed: Topics from Nature’s Calendar/UK Phenology Network

April 2015
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A tale of two springs: Topics from Nature’s Calendar/UK Phenology Network

April 2014
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Snow, Snowdrops, lawns and observers – Topics from Nature’s Calendar/UK Phenology Network

April 2013
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Phenology in 2011: an unusual year?

April 2012
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‘No matter how long the winter, spring is sure to follow‘

April 2011
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‘Climate is what we expect, weather is what we get.’

April 2010
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The UK Phenology Network hits double figures

June 2008
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The UK Phenology Network – some highlights from 2005

April 2006
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Nature’s calendar – 2004 results from the UK Phenology Network

April 2005
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Nature’s changing seasons – 2003 results from the UK Phenology Network

April 2004
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The science that redefines the seasons. Recent results from the UK Phenology Network

April 2003
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Flying earlier in the year – The phenological responses of butterflies and moths to climate change

June 2002
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Spring 1998 – A summary of the first pilot year of a revived UK phenological network

December 1998
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The blurring of the seasons: a focus on autumn phenology

January 1970
Biological recording
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