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  • Writer's pictureElise Quevedo

Technology's Role in the Evolution of Bioacoustics




For more than a century, bioacoustics, which focuses on the sounds produced by living beings, has been a subject of scientific investigation. Initially, scientists relied on simple recording equipment to capture animal sounds, which were subsequently analyzed manually. Nevertheless, with technological advancements, bioacoustics has evolved significantly. Modern technologies are now transforming the study and comprehension of natural sounds, resulting in fresh findings and providing effective tools for conservation endeavors.


The Role of Technology in Bioacoustics


Over the past few years, technological advancements have noticeably influenced bioacoustics, improving the capacity for collecting, analyzing, and interpreting data. The introduction of advanced recording devices, machine learning algorithms, cloud computing, and big data analytics has broadened the potential of what can be accomplished within this field.


Advanced Recording Devices

Modern bioacoustics research relies heavily on advanced recording equipment capable of capturing sounds across a wide range of frequencies. These devices can operate in extreme environments, from the deep ocean to dense forests, and can run autonomously for extended periods. For example, autonomous recording units (ARUs) can be deployed in remote areas to continuously monitor wildlife without human presence, minimizing disturbance to the animals and their habitats.


Machine Learning and AI

Analyzing the vast amounts of data collected from these recordings is a daunting task, but machine learning and AI have made it more manageable. Algorithms can now automatically identify and classify sounds, distinguishing between different species and even individual animals within a population. This automation not only saves time but also increases the accuracy and consistency of the analysis.


Cloud Computing and Big Data

The sheer volume of audio data generated in bioacoustics research requires significant storage and processing power. Cloud computing offers a solution by providing scalable resources that can handle large datasets and complex algorithms. Researchers can upload their data to cloud platforms, where it can be processed and analyzed in real-time. This capability is especially valuable for global research projects that involve collaboration across multiple institutions.


Tech Giants Supporting Bioacoustics Projects


Several technology companies have recognized the importance of bioacoustics and are actively supporting research and conservation efforts in this field.


Here are four tech giants making significant contributions:


1. Google

Google has been a key player in advancing bioacoustics through its various initiatives. Google Earth Outreach, for instance, has collaborated with organizations like the Cornell Lab of Ornithology to develop tools that map and analyze bird populations using sound recordings. Moreover, Google’s AI and machine learning platforms have been utilized in projects like the "Global Forest Watch" initiative, which uses bioacoustic data to monitor deforestation and illegal logging by identifying chainsaw and vehicle sounds in real-time.


2. Microsoft

Microsoft has also made notable contributions to bioacoustics, particularly through its AI for Earth program. This initiative provides grants and access to Microsoft's Azure cloud computing platform for projects aimed at environmental conservation. One example is the partnership with the University of New England to develop machine learning models that can identify whale species from underwater acoustic recordings. This work is crucial for monitoring whale populations and their responses to climate change.


3. IBM

IBM’s involvement in bioacoustics is highlighted by its partnership with organizations like the Wildlife Conservation Society (WCS) and the Rainforest Connection. IBM’s AI platform, Watson, has been used to analyze soundscapes in the Amazon rainforest, helping to detect illegal logging activities by recognizing the sounds of chainsaws and trucks. Additionally, IBM’s cloud computing services support the processing and storage of massive audio datasets, facilitating real-time monitoring and analysis.


4. Huawei

Huawei has made significant contributions to bioacoustics through its TECH4ALL initiative, which focuses on using technology for environmental conservation. One notable project which I have been following since 2018 (also supported by IBM as mentioned) is the collaboration with Rainforest Connection, where Huawei provides AI-powered devices to monitor and analyze the sounds of endangered species in real-time. These devices, deployed in forests and other critical habitats, help detect illegal activities like logging and poaching by recognizing specific sounds, such as chainsaws and gunshots. Huawei's cloud and AI technologies enable rapid data processing and analysis, empowering conservationists to take swift action to protect wildlife and ecosystems.


Why is bioacoustics important? It provides a distinct and effective method for comprehending and safeguarding the environment. Bioacoustics supplies essential information that guides conservation initiatives, aiding in the protection of at-risk species and the sustainability of the ecosystems crucial for our well-being.

In a time of swift environmental transformations, bioacoustics stands as a crucial instrument for ensuring the preservation of the Earth's biodiversity for generations to come.


The bottom line, the incorporation of technology into bioacoustics has expanded our knowledge of the natural world. Thanks to the backing of major tech companies such as Google, Microsoft, IBM and Huawei to name a few, scientists now have advanced resources to analyze, track, and safeguard biodiversity with greater efficiency.


As these tools progress, the field of bioacoustics will also advance, providing a deeper understanding of Earth's soundscape and improved methods for its preservation.


Let's continue this journey together because as I always say together we are stronger

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