4
© 1993 Nature Publishing Group

Prehistoric increases in the pH of acid-sensitive Swedish lakes caused by land-use changes

  • Upload
    h-j-b

  • View
    213

  • Download
    0

Embed Size (px)

Citation preview

Page 1: Prehistoric increases in the pH of acid-sensitive Swedish lakes caused by land-use changes

© 1993 Nature Publishing Group

Page 2: Prehistoric increases in the pH of acid-sensitive Swedish lakes caused by land-use changes

© 1993 Nature Publishing Group

Page 3: Prehistoric increases in the pH of acid-sensitive Swedish lakes caused by land-use changes

© 1993 Nature Publishing Group

Page 4: Prehistoric increases in the pH of acid-sensitive Swedish lakes caused by land-use changes

© 1993 Nature Publishing Group