This document summarizes and compares two ecosystems in Puerto Rico: Bosque Seco de Guánica and El Yunque National Forest. It describes the differences between their dry forest and rain forest areas in terms of rainfall, tree size, leaf size, canopy layering, and flora and fauna. It also notes that both ecosystems face threats from problems like overpopulation, pollution, invasive species, and climate change.

1. Ecosystems

2. Gifts for the World
Recognized by the
-
United Nations
1980
1981
Recognition from the United Nations,
Bosque Seco de Guánica

3. Areas
Guánica
•Evergreen Forest
•Deciduous
Forest
•Thorn Bushes
Forest
•Dwarf Forest

4. Areas
Yunque
•Dwarf Forest
•Tabonuco Forest
•Palo Colorado
Forest
•Sierra Palm
Forest

5. Water
Dry Forest Rain Forest
• 30in. of Rain Water • 200in. Of Rain Water
• Results: • Results:
– Smaller trees – Taller trees
– Dry air – More Humidity
– Smaller Leaves – Bigger Leaves
– Divided the forest in – Divides the forest in
sections sections
– Adaptation – Adaptation

6. Soil
“Forest inside another
Forest” “Multi-layered cake”

7. Flora
•Height of
trees
•Tree
abundance

8. Flora
Plants'
leaves

9. Flora
•Photosynthesis
•Diverse
vegetation

10. Flora

11. Canopy Layers and
Height
•Difference between the four areas
of the two forests
•Difference between the canopy
layers

12. Canopy Layers and Height

13. Canopy Layers and Height

14. Fauna
•Insects, reptiles and anphibians
•Birds
-Pájaro Bobo Mayor
– San Pedrito

15. Fauna
Guánica
• Guabairo
• Guaraguao
• Sapo Concho
• Siguara del Rabo
Azul

16. Fauna
Yunque
•Zorzal Pardo
•Cotorra
Puertorriqueña

17. Buffer Zone
•Guánica •Yunque

18. Problems
•Yunque
-Overpopulation
-Pollution
-Endangered Species

19. Problems
•Guánica
–Invading Species
–Epiphytes Plants
–Global Climate Change