Related Experiment Video
Updated: Jun 21, 2026

09:33
A Technical Perspective in Modern Tree-ring Research - How to Overcome Dendroecological and Wood Anatomical Challenges
Published on: March 5, 2015
Conservation challenges for the Austral and Neotropical America section
Gerardo Ceballos1, Mariana M Vale, Cristian Bonacic
1Instituto de Ecología, Universidad Nacional Autónoma de México, Apartado Postal, México. gceballo@ecologia.unam.mx
Summary
Conservation in Austral and Neotropical America faces challenges like resource exploitation and illegal trade. Addressing capacity building and corruption is crucial for protecting biodiversity in this vital region.
Area of Science:
- Conservation Biology
- Ecology
- Environmental Science
Background:
- The Austral and Neotropical America (ANA) region contains vast, relatively pristine ecosystems vital for global biodiversity.
- Economic growth in ANA (over 573 million people) heavily relies on natural resources, leading to significant environmental degradation and biodiversity loss.
Purpose of the Study:
- To identify the most urgent conservation challenges and effective strategies within the ANA section of the Society for Conservation Biology.
- To gauge the perspectives of prominent ecologists and conservationists on regional conservation priorities.
Main Methods:
- A survey was conducted among over 700 members of the ANA section, comprising leading ecologists and conservationists.
- The survey aimed to identify key threats and capacity-building needs for conservation in the region.
Main Results:
- Key challenges identified include lack of conservation capacity building, corruption, deforestation, and illegal wildlife trade.
- Despite challenges, strong universities and ecology groups are actively engaged in environmental research and conservation leadership.
Conclusions:
- Urgent action is needed to address capacity gaps, corruption, and direct threats like deforestation and illegal trade to improve conservation outcomes in ANA.
- Leveraging existing academic and research institutions is essential for enhancing the region's ability to resolve conservation and development conflicts.
Related Concept Videos
Fixation and Sectioning
Two basic types of preparation are used to visualize specimens with a light microscope: wet mounts and fixed specimens.
The simplest type of preparation is the wet mount, in which the specimen is placed in a drop of liquid on the slide. A liquid specimen can be directly deposited on the slide using a dropper. Solid specimens, such as skin scraping, can be placed on the slide before adding a drop of liquid to prepare the wet mount. Sometimes the liquid is simply water, but stains are often added...
The simplest type of preparation is the wet mount, in which the specimen is placed in a drop of liquid on the slide. A liquid specimen can be directly deposited on the slide using a dropper. Solid specimens, such as skin scraping, can be placed on the slide before adding a drop of liquid to prepare the wet mount. Sometimes the liquid is simply water, but stains are often added...
Conservation of Declining Populations
Conservation of declining population focuses on ways of detecting, diagnosing, and halting a population decline. The approach uses methods to prevent populations from going extinct.
Conservation of Small Populations
Small population sizes put a species at extreme risk of extinction due to a lack of variation, and a consequent decrease in adaptability. This weakens the chances of survival under pressures such as climate change, competition from other species, or new diseases. Large populations are more likely to survive pressures such as these, as such populations are more likely to harbor individuals that have genetic variants that are adaptive under new stresses. Small populations are much less likely to...

