Celebrating Biodiversity Month

September is Biodiversity Month, a time to celebrate our natural wonders and diverse ecosystems. Biodiversity Month offers us the perfect opportunity to pause and appreciate the beauty, complexity, and importance of biodiversity. Biodiversity Month also encourages us to reflect on our relationship with the natural world and take action to protect it.

Images representing 3 years of AEE

Biodiversity is the variety of life on Earth and is typically a measure of variation at the genetic, species, and ecosystem level.

Genetic diversity

Genetic diversity is the variety of genes within a species. Each species is made up of individuals that have their own particular genetic composition. This means a species may have different populations, each having different genetic compositions. To conserve genetic diversity, different populations of a species must be conserved.

Species diversity

Species diversity is the variety of species within a habitat or a region. Some habitats, such as rainforests and coral reefs, have many species. Others, such as salt flats or a polluted stream, have fewer. In Australia, more than 80% of plant and animal species are endemic, which means that they only occur naturally in Australia.

Ecosystem diversity

Ecosystem diversity is the variety of ecosystems in a given place. An ecosystem is a community of organisms and their physical environment interacting together. An ecosystem can cover a large area, such as a whole forest, or a small area, such as a pond.

Biodiversity Month serves as a reminder of the extraordinary diversity of life on our planet and the importance of preserving it. Biodiversity is not just a concern for scientists and conservationists; it’s a global responsibility that each of us can contribute to in our own way. Whether through education, advocacy, or personal lifestyle choices, we can all play a role in safeguarding the web of life that sustains us. So, this September, let’s celebrate and protect the incredible biodiversity that enriches our world.

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World Environment Day 2023: Beat Plastic Pollution

More than 400 million tonnes of plastic is produced every year worldwide and less than 10 per cent is recycled. Over half of the plastics produced every year is designed to be used only once. Discarded or burnt single-use plastic harms human health and biodiversity and pollutes every ecosystem from mountain tops to the ocean floor. An estimated 19-23 million tonnes of plastic waste end up in lakes, rivers and seas annually.

Plastic pollution has emerged as one of the greatest environmental challenges facing our planet. The durability of plastic coupled with its improper disposal and inadequate recycling infrastructure has led to its accumulation in landfills, waterways, and oceans. This issue is particularly relevant for Australia, given its vast coastline and marine biodiversity, making it crucial to address the impact of plastic pollution on the nation’s fragile ecosystems.

We need to make a nationwide commitment to combat plastic pollution and implement sustainable practices. Governments, in collaboration with environmental organizations, local communities, and businesses need to work together to to find a long term solution including:

  1. Promoting Awareness and Education
  2. Expansions on Plastic-Free Initiatives
  3. Investing in Recycling Infrastructure
  4. Collaborative Partnerships.
  5. Supporting Research and Innovation

World Environment Day theme for 2023 is a reminder that people’s actions on plastic pollution matters.  Try some of these idea to help you reduce your plastic waste.

Tips to reduce plastic waste and to prevent ocean pollution

Australia stands at the forefront of the global battle against plastic pollution. The nation’s commitment to reducing plastic waste, promoting awareness, and fostering sustainable practices demonstrates its dedication to preserving our unique natural environment. From protecting biodiversity to addressing climate change, promoting sustainable practices to fostering Indigenous stewardship, We are taking significant steps towards creating an environmentally responsible nation. However, the journey towards sustainability is ongoing, and it requires continuous efforts from individuals, communities, and governments alike. Let us unite in our commitment to preserve and restore our precious ecosystems, ensuring a greener and brighter future for Australia and the world.

Together, we can make a difference. Happy World Environment Day!

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Celebrating World Turtle Day

World Turtle Day is an annual event celebrated worldwide on May 23rd to raise awareness about the conservation of turtles and their habitats.

Marine turtle
© David Troeger on Unsplash

Turtles are one of the oldest living reptiles on earth, and they have been around for over 200 million years. They are an important part of the Australian ecosystem, playing a vital role in maintaining the balance of aquatic and terrestrial ecosystems. Turtles are also considered to be keystone species, which means they have a disproportionate effect on the environment relative to their abundance.

There are six species of marine turtles found in Australian waters, including the Green Turtle, Loggerhead Turtle, Hawksbill Turtle, Olive Ridley Turtle, Flatback Turtle and Leatherback Turtle. They are all listed as Endangered or Vulnerable to extinction.

Image credit: Sea Turtle Foundation

World Turtle Day provides a platform for raising awareness about the conservation needs of these fascinating creatures and encourages action to protect their habitats. It serves as a reminder that we all have a role to play in preserving and safeguarding our natural environment for future generations.

How You Can Make a Difference: On World Turtle Day, and beyond, there are several ways in which you can contribute to turtle conservation:

  1. Reduce plastic consumption: Minimize single-use plastics and participate in local beach clean-ups to prevent marine debris from polluting turtle habitats.
  2. Support conservation organizations: Donate to reputable organizations focused on turtle conservation efforts in Australia and around the world.
  3. Promote responsible tourism: Choose eco-friendly travel operators that prioritize sustainable practices and adhere to guidelines for responsible wildlife encounters.
  4. Educate and raise awareness: Share information about World Turtle Day on social media, organize local events, and engage in conversations that highlight the importance of turtle conservation.
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Roaring Back in Time

National Dinosaur Day is a time to celebrate Australian Dinosaurs is celebrated on 7 May every year. This special day is a time to recognize and appreciate these incredible prehistoric creatures that roamed the Earth millions of years ago.

The first known dinosaur fossil was discovered in England in the early 1800s. Since then, hundreds of species have been identified all over the world, including Australia. The study of dinosaurs has provided us with invaluable insights into the evolution of life on our planet.

Dinosaur Fossils in Australia

Queensland, in particular, boasts some of Australia’s most significant dinosaur discoveries. The Dinosaur Trail and Winton is the gateway to the prehistoric past. I visited the world-renowned Australian Age of Dinosaurs Museum last year, you can see ongoing fossil discoveries and even participate in dinosaur digs. One of the most remarkable dinosaur fossil discoveries in the areas is “Banjo,” Australia’s most complete carnivorous dinosaur.

Whether you are a lifelong dinosaur enthusiast or just starting to learn about these amazing creatures, today is a fantastic opportunity to celebrate their place in history and learn more about the science behind their existence. With new discoveries and advancements in technology, the study of dinosaurs continues to fascinate and inspire people of all ages. So why not join in the fun and celebrate? You never know what you might learn!

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SeaWeek 2023

SeaWeek is Australia’s major national public awareness campaign to focus community awareness and appreciation of the sea. This week-long event is held every year in March and provides a great opportunity to learn about marine environment. So, take a dive under the water this SeaWeek and explore our amazing marine environments with me.

Seaweek graphic

It was great to be able to spend time diving over the last few week exploring the marine environment around Sydney.

Marine Life title slide

Explore the amazing diversity of Marine Life. Take a journey beneath the waves to explore this wonderful world. Learn about some of these incredible animals, their adaptions and habitats with the resources below.

Where the river meets the sea title slide

Follow the journey of water down the river through the catchment to the sea. Water is essential for all forms of life and the small amount of available freshwater create competing pressures for our water resources. 

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2022: it’s a wrap

What a year it has been! 2022 started with continued restrictions in the education sector. As the year progressed restrictions were reduced and face to face session were able to resume. It was also great to participate in community events again.

Australian Environmental Education 2022 in review

15,000 people were reached across all the programs and events during 2022. Over 150,000 people visited 250,000 pages across the website for their earth and environmental science needs. There were 6.6 million impressions on Google, with the Noises in the Night , Geologic Timescale and the Scientific Method the top 3 performing pages.

Awards

Education services finalist poster

Finalist in the 2022 Local Business Awards: Northern Districts for Outstanding Education Services and Outstanding Business Person of the Year.

Twinkle Blog logo

Australian Environmental Education was awarded ‘Top Sustainability Blogs’ of 2022 by Twinkl

2022 was a great year and I’m looking forward to see what 2023 brings.

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Amazing Minerals

Last week I visited the new Minerals Exhibition at the Australian Museum. It was amazing to see the minerals collection on display again. All my old favourite specimens were back along with new specimens and interactives.

I have loved rocks and minerals my whole life and started my rock collection when I was 4 years old. Thankfully it has improved in quality since then and I have moved past painting river stones in my backyard.

Molybdenite

One of my favourite objects from the old museum’s display has always been a large Molybdenite specimen. Molybdenite is extremely soft with a metallic luster.

I would talk about that specimen when I took highlight tours as a volunteer at the Australian Museum over 25 years ago. I loved that is was a metal, but very soft and that one of its uses was as an industrial lubricant. There are so many other stories connected with the amazing mineral collection and my time at the museum. It was an honour to be able share my passion with visitors for so many years.

If you don’t already have one, I challenge you to find your favourite rock or mineral. Why not start your search at your local natural history museum and find your passion.

If you are in Sydney check out the new minerals exhibition at the Australian Museum. A visit to this new exhibition is a great way to spend a Sunday afternoon or explore with the kids school holidays.

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Adventures on the Great Barrier Reef

I was very excited to get back to the Great Barrier Reef last week. I stayed out on Ocean Quest for 5 days diving Norman and Saxon Reefs. Over the 5 days I went on 12 amazing dives and 4 snorkels exploring both reefs.

The Great Barrier Reef is a World Heritage site that stretches more than 2,000km. The reef can be seen from space and is under threat. No other World Heritage site contains so much biodiversity — more than 1,500 species of fish, 400 species of coral, 4,000 species of molluscs, and 240 species of birds. Don’t forget all the sponges, anemones, marine worms, crustaceans and other species.

The variety of fish life is staggering, everywhere you look, you see something new hiding amongst the coral or out on the sand. The photos don’t do it justice.

Sometimes you only get a glimpse, but that is enough to see my first Hammerhead Shark.

The team from Deep Sea Divers Den were fabulous, all the staff from the kitchen to the dive crew made my stay an incredible adventure. I’m already planning my trip next year.

A big thanks also goes out to Saara & Lachie and Claudio and Natalie for letting me join their dives and for sharing their photos and video footage with me.

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Coastcare Week

Coastcare Week 2022 is about discovering what you can do to help protect our coasts and marine environments. Australian Environmental Education has a range of free resources to show what you can do to help protect our coasts, no matter where you live across Australia.

Where the rivers meet the sea

Explore of the interactions between the land and sea. Eighty-five percent of Australians live within 50km of the coast. This session looks at the waste that washes downstream in our catchments, the impacts it has on our estuaries, wetlands and coastal areas where the rivers meets the sea.

Landscape image of urban wetlands

Marine Life

Take a journey beneath the waves with Karen from Australian Environmental Education to explore Australia’s amazing marine life. Discover different marine habitats and the animals that live there.

Sydney Marine life
Copyright @ John Turnbull

How to conduct a beach survey

Recognise Coastcare Week by learning how you can conduct a beach survey. Our coasts are impacted by our actions on land. Rubbish and microplastics can be found washed up on almost every Australian beach. Join Karen from Australian Environmental Education to learn more about micro plastics and how to conduct a beach survey.

microplastics on the beach from beach survey
© dobledphoto

Caring for our Oceans

Coastcare Week is about working together to care for our coastal and marine environments. Our coasts are impacted by our actions on land. Rubbish and microplastics can be found washed up on almost every Australian beach. These are great activities to do with your high school students.

The Beach Survey provides a starting point to understand the types of rubbish in the marine environment.

The Beach Clean up can help you work together as a team and community to remove this of rubbish.

Find out more about the impacts on plastics in our oceans.

Coastcare Week

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Cicadas Chorus

In Australia we know it is summer when the Cicadas starts their chorus. Cicadas are the loudest insects in the world and emerge from their underground world in late spring and summer. The peak Cicada season is November and December.

Cicadas Red Eye Cicada on tree
Red Eye Cicada Psaltoda moerens

Cicadas spend most of their life underground with many large Australian species living underground as nymphs for around 6-7 years. This is why in certain years some species are more abundant than others, there is often peaks every few years.

Listen out for the sounds of cicadas and keep an eye out for their exoskeletons on trees, walls, fences and shrubs.

The life of an adult cicada is very short, lasting only a few weeks. The female cicada lays its eggs by piercing plant stems and inserting the eggs into the slits it has made. The eggs hatch and are small, wingless nymphs. They fall to the ground and burrow below the surface. They live on the sap from plant roots and when the nymph reaches full size it digs its way to the surface. The nymphs then climbs on to a tree trunk or other object and sheds its skin for the last time. The fully-winged adult cicada which emerges leaves its old empty skin behind.

Watch the Cicada Lifecycle video form the Smithsonian’s National Museum of Natural History.

Did you know?

  • Australia has an estimated 750 to 1000 species of cicada
  • Only male cicadas sing. They do this in an attempt to find a mate.
  • Different species have different songs to attract only their own kind.
  • Adult cicadas have short lives, usually only a few weeks.
  • Most of their lives are spent as nymphs underground. For some species this can be up to several years.
  • Cicadas feed only on plant sap using their piercing, sucking mouthparts.
  • Cicadas feed on a huge range of plants, including eucalypts and grasses.
  • Birds, bats, spiders, wasps, ants, mantids and tree crickets all prey on cicadas.

I heard a weird cicada sound during a walk around the Badu Wetlands in Sydney Olympic Park. As I got closer, I discovered a Praying Mantis devouring a cicada.

If you love cicadas too follow Cicadarama. They are an Australian-based project focused on learning about the lives of cicadas. They need your help, become a Citizen Scientist and log your Cicada sighting. https://www.cicadarama.com/