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Gregg McLachlan is a rarity in today’s world of conservation filmmaking and natural history cinematography. His deep experience as an award-winning journalist turned full-time conservation filmmaker for more than a decade means he brings a unique blend of storytelling and filmmaking expertise to every purpose-driven video and film project in Canada.His speciality is filming and producing the narrative stories of conservation organizations, big and small, and of the people who do conservation work in the field.
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Why Length Doesn’t Define Impact of a Conservation Documentary

Does a documentary have to be long

Why Length Doesn’t Define Impact of a Conservation Documentary

When most people think of nature documentaries, they imagine hour-long or feature-length films meant to unravel complex stories or deep dive into pressing issues facing wildlife and our planet. While those can be incredible, it’s a misconception that conservation documentaries *must* adhere to such extended runtimes to be impactful.

The truth? A conservation documentary can be 10 minutes, 30 minutes, or even three minutes long. What matters most isn’t the length — it’s the story you tell, how you tell it, and the connection you create with your audience.

Let’s dive in to better understanding why that’s so.

Why Length Doesn’t Equal Depth

A compelling story about nature doesn’t need hours to resonate. Take, for example, short documentaries often featured at film festivals or shared online. They might spotlight a single wildlife researcher, the plight of one animal species, a specific threat to a localized ecosystem, or a quick but poignant call to action.

In just 10 or 15 minutes, these films can leave a lasting impression, evoke emotions, or change perspectives. Their brevity often makes them more accessible to audiences, who might not have the time or attention for a longer film.

The Benefits of Short Documentaries

1. Audience Accessibility
In our fast-paced world, shorter films meet audiences where they are. A concise environmental documentary can easily fit into a lunch break, making it more likely to be watched and shared.

2. Focus and Clarity
A shorter runtime forces environmental filmmakers to zero in on the heart of their story. Without extra time to fill, every scene, soundbite, and shot must serve the narrative. This focus often results in a more powerful and refined film. It also helps organizations stay on track too, avoiding cluttering the film with stuff that doesn’t fit the narrative.

3. Cost-Effective Production
From a filmmaking perspective, shorter nature documentaries can be more budget-friendly and quicker to produce. This makes them a perfect option for smaller environmental nonprofits, environmental businesses, or individuals passionate about nature who want to share a meaningful story but have limited resources.

4. Creative Challenges
Crafting a short documentary pushes filmmakers to think creatively about storytelling. How do you introduce characters, build emotion, and deliver a message in a fraction of the time? These constraints can lead to innovative approaches and fresh ideas.

Examples of Impactful Short Documentaries

1. Branded Films
Many brands use short documentaries to tell stories that align with their values, such as showcasing an inspiring customer, an innovative product, or a community initiative.

2. Educational Content
A 10-minute documentary can pack in enough information to teach and inspire action without overwhelming the viewer.

3. Personal Stories
Short films focusing on an individual’s journey can be deeply emotional, leaving a lasting impact on viewers.

Does Your Story Need to Be Long?

When considering the length of a documentary, ask yourself:
– What’s the *core message* I want to convey?
– Who is my audience, and how much time do they realistically have?
– Will adding more time strengthen or dilute my story?

If a 10-minute runtime can effectively tell your story, don’t force it into 60 minutes. Likewise, if 30 minutes feels just right, don’t try to stretch or compress it.

The Takeaway

The beauty of documentary filmmaking lies in its flexibility. A documentary isn’t defined by how long it is, but by how well it shares a truth, stirs an emotion, or ignites action.

So, whether your next project is a 10-minute piece or a feature-length film, remember: it’s not the length that matters — it’s the story.

Need help deciding the right length for your documentary? Let’s chat about your project and how to create the most impactful film for your audience.

Gregg McLachlan
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