---
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  .reference_type: 0
  Author: "Schwartz, M. D.\rAhas, R.\rAasa, A."
  DOI: 10.1111/j.1365-2486.2005.01097.x
  Date: Feb
  ISSN: 1354-1013
  Issue: 2
  Journal: Global Change Biology
  Keywords: climate change; freeze dates; global warming; growing season; Northern; Hemisphere; phenology; spring; surface air-temperature; growing-season length; frost-free season; united-states; climatic extremes; deciduous forest; central-europe; green-wave; phenology; trends
  Pages: 343-351
  Title: Onset of spring starting earlier across the Northern Hemisphere
  Type of Article: Article
  Volume: 12
  Year: 2006
  _chapter: '["Ch. 8: Ecosystems FINAL"]'
  _record_number: 2793
  _uuid: 655d6652-08ae-4f55-960d-f06297e9eb9e
  reftype: Journal Article
child_publication: /article/10.1111/j.1365-2486.2005.01097.x
description: Onset of spring starting earlier across the Northern Hemisphere
display_name: Onset of spring starting earlier across the Northern Hemisphere
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