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Timothy Walker

Series featuring Timothy Walker

  • Botanic Garden Audio trail
  • Plant Conservation
  • Plants and People
# Episode Title Description People Date
1 Plants and People: Cotton, Sugar and Quinine A lecture given by Timothy Walker to biology undergraduates as part of the Plants and People Course in which the close relationship between these three plants and human history are examined. Timothy Walker 26 Feb 2013
2 Plant conservation 4: there is no technical obstacle to the conservation of every plant species. The fourth in a series of four lectures on the Global Strategy for Plant Conservation (GSPC) given to third year biology undergraduates. This lecture looks at how, despite recent advances, there are still gaps in our knowledge about plant conservation. Timothy Walker 20 Feb 2013
3 Plant Conservation 3: repairing the damage The third in a series of four lectures on the Global Strategy for Plant Conservation (GSPC) given to third year biology undergraduates. This lecture looks at how we can restore plant communities to biological health. Timothy Walker 20 Feb 2013
4 Plant Conservation 2: protecting plant species The second in a series of four lectures on the Global Strategy for Plant Conservation (GSPC) given to third year biology undergraduates. This lecture looks at how threatened species can be protected. Timothy Walker 20 Feb 2013
5 Plant Conservation 1: conservation conventions, strategies and policies First in a series of four lectures on the Global Strategy for Plant Conservation (GSPC) given to third year biology undergraduates. This lecture looks at the events leading to the creation of the GSPC. Timothy Walker 20 Feb 2013
6 20. The gunnera The plant growing on the island in the lower garden pond. Timothy Walker 28 May 2012
7 19. Green gardening The new Merton borders - the latest Botanic Garden experiment. Timothy Walker 28 May 2012
8 17. Same or different? A cactus and a euphorbia - an example of convergent evolution. Timothy Walker 28 May 2012
9 15. The rosy periwinkle A pink flowered plant that provides a life-saving anti-cancer drug. Timothy Walker 28 May 2012
10 10. The black pine Hear about JRR Tolkiens favourite tree! Timothy Walker 28 May 2012
11 09. The hornbeam How photosynthesis explains why this tree has grown so large. Timothy Walker 28 May 2012
12 06. The handkerchief tree At its best in May when it is covered in white handkerchiefs. Hear why the tree makes them. Timothy Walker 28 May 2012
13 05. The ginkgo An ancient species that saw the dinosaurs come and go! Timothy Walker 28 May 2012
14 04. The yew tree The oldest tree in the Botanic Garden is now an important source of an anti-cancer medicine. Timothy Walker, Emma Williams 28 May 2012
15 03. The two magnolias The deciduous magnolia and the evergreen magnolia - disadvantages and advantages of two different ways to be a plant. Timothy Walker 28 May 2012
16 02. What do the labels mean? An explanation of the features of the plant labels at the Botanic Garden. Timothy Walker 28 May 2012
17 01. Welcome to the Botanic Garden An introduction to the Botanic Garden by the Director, Timothy Walker. Timothy Walker 28 May 2012