eogrÄfiski raksti folia geographica xii - Ä¢eogrÄfijas un Zemes zinÄtÅ†u ...

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NATURE RESEARCH During the study period, the sampling and observation methods followed standard approaches and historical observations were re-evaluated to adjust them for existing timeco<strong>un</strong>ting principles [Stakle 1931]. No replacements of the data were made and only original data were used in this study. To investigate the links to wide-scale climatic forcing, we used the extended NAO index [Luterbacker et al. 2002]. The multivariate Mann-Kendall [Hirsch et al. 1982; Hirsch and Slack 1984] test for monotone trends in time series of data grouped by sites, plots, and seasons was chosen for determination of trends, as it is a relatively robust method concerning missing data yet avoid the strict requirements regarding data heteroscedasticity. The Mann-Kendall test was applied separately to each variable at each site, at a significance level of p
51 NATURE RESEARCH Figure 1. Mean annual temperatures observed in Riga for winter (December-February), spring (March-May), and autumn (September-November). The reference level is the mean, for the period 1961-1990.
Page 1 and 2: ĢEOGRĀFISKI RAKSTI FOLIA GEOGRAPH
Page 3 and 4: ĢEOGRĀFISKI RAKSTI FOLIA GEOGRAPH
Page 5: Preface This is the second issue of
Page 9 and 10: Small languages - small geography?
Page 11 and 12: 9 GENERAL TRENDS learned societies.
Page 13 and 14: 11 GENERAL TRENDS counted. Almost t
Page 15 and 16: 13 GENERAL TRENDS narrow evaluation
Page 17 and 18: 15 GENERAL TRENDS Jauhiainen, J.S.
Page 19 and 20: 17 NATURE RESEARCH Figure 1. The ap
Page 21 and 22: 19 NATURE RESEARCH masses or at a g
Page 23 and 24: General information (Riga) 21 NATUR
Page 25 and 26: 23 NATURE RESEARCH interannual vari
Page 27 and 28: 25 NATURE RESEARCH oceanic part of
Page 29 and 30: 27 NATURE RESEARCH 3.5. Vegetation
Page 31 and 32: Pre-spring (PSP): second half of Fe
Page 33 and 34: Figure 7. Main: Decadal mean temper
Page 35 and 36: 33 NATURE RESEARCH After vernal equ
Page 37 and 38: 35 NATURE RESEARCH Abb- Description
Page 39 and 40: 37 NATURE RESEARCH Thus, setting in
Page 41 and 42: 39 NATURE RESEARCH xA air and conti
Page 43 and 44: 41 NATURE RESEARCH land and loss of
Page 45 and 46: 43 NATURE RESEARCH night, and rise
Page 47 and 48: 45 NATURE RESEARCH temperature curv
Page 49 and 50: 47 NATURE RESEARCH might contribute
Page 51: Character of ice regime in Latvian
Page 55 and 56: Figure 3. Time series of ice break-
Page 57 and 58: 55 NATURE RESEARCH Jevrejeva, S. (2
Page 59 and 60: 57 MAN AND ENVIRONMENT important [G
Page 61 and 62: 59 MAN AND ENVIRONMENT Figure 3. La
Page 63 and 64: 61 MAN AND ENVIRONMENT Gudenieki (1
Page 65 and 66: 63 MAN AND ENVIRONMENT 20 th centur
Page 67 and 68: Changing patterns of population mob
Page 69 and 70: 67 HUMAN GEOGRAPHY the desire to go
Page 71 and 72: 69 HUMAN GEOGRAPHY After economic d
Page 73 and 74: 71 HUMAN GEOGRAPHY economy has chan
Page 75 and 76: 73 HUMAN GEOGRAPHY Eglīte, P. (199
Page 77 and 78: 75 DEVELOPMENT OF PLACES AND REGION
Page 87 and 88: 85 LANDSCAPES AND CULTURE of that g
Page 89 and 90: 87 LANDSCAPES AND CULTURE (4) wonde
Page 91 and 92: NORĀDES AUTORIEM Ģeogrāfiski Rak

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eogrÄfiski raksti folia geographica xii - Ä¢eogrÄfijas un Zemes zinÄtÅ†u ...