_edited.png)
Sustainable Interiors: Designing for Less Energy, Cleaner Air, and Smarter Urban Living
- Shahrukh Zaman
- Jun 14
- 9 min read
After working with hundreds of customers across residential, commercial, and workplace projects, I have started to notice a repeated pattern.
Most people do not ask for a “sustainable interior” at the beginning.
They usually ask for something more practical:
“My home feels too small.”
“My storage is never enough.”
“My electricity bill is high.”
“My apartment gets too hot.”
“My office looks good, but it does not function well.”
“My parents are visiting; I need the space to be more comfortable for them.”
“My home gets dusty very quickly.”
“I want something beautiful, but easy to maintain.”
At first, these sound like separate problems.
But in reality, many of them are sustainability problems.
Because sustainability in interior design is not only about recycled materials or adding indoor plants. It is about designing spaces that use less energy, create less waste, improve air quality, support health, adapt to compact living, and remain useful for longer.
A sustainable interior should not only look good on the day of handover.
It should perform well every day after that.
Why Interior Design Has a Bigger Role Than We Think
Globally, buildings and construction consume about 32% of global energy and contribute around 34% of global CO₂ emissions. The same sector also depends heavily on materials such as cement and steel, which together are responsible for a major share of global emissions.
(Source: UNEP / Global Alliance for Buildings and Construction, 2024/2025)
These numbers are usually discussed at the building or infrastructure level. But interiors are part of the same system.
Interior designers influence:
Lighting energy
Cooling behavior
Material selection
Furniture life cycle
Waste generation
Indoor air quality
Space efficiency
Accessibility
User comfort and health
Across one project, these decisions may seem small.
Across hundreds of homes, offices, clinics, and commercial spaces, they become significant.
What I Observe in Dubai’s Interior Projects
Dubai is a fast-growing city, and working here has made me more aware of the connection between design, lifestyle, and sustainability.
Dubai’s 2040 Urban Master Plan expects the resident population to grow from 3.3 million in 2020 to 5.8 million by 2040, while the daytime population is expected to rise from 4.5 million to 7.8 million.
(Source: Dubai 2040 Urban Master Plan)
This growth creates pressure on housing, workplaces, infrastructure, energy use, and daily living patterns.
In my daily work, I see the human side of this growth.
Many customers live in apartments where every square meter matters. Families need the same space to support cooking, working, resting, storage, guests, children’s activities, and sometimes elderly parents.
Offices need to support teams that are growing or changing. Retail and commercial spaces need to look attractive while still being durable and cost-efficient.
The common issue is not always lack of space.
Many times, the issue is poor use of space.
That is where sustainable interior design becomes practical.
1. Energy Saving Starts With Interior Planning
In hot-climate cities, cooling is one of the biggest energy concerns. In Dubai, this becomes part of everyday life.
Dubai’s Demand Side Management Strategy 2050 targets savings of at least 30% by 2030 and 50% by 2050 compared to business-as-usual consumption in electricity, water, and transport fuel.
(Source: Dubai Supreme Council of Energy)
Interior design can support this target at the user level.
For example, DEWA advises that increasing the AC thermostat set point by just 1°C can save up to 5% on AC consumption.
(Source: DEWA Cooling Conservation Guidance)
This is not only a mechanical issue. Interior planning can help make that possible without reducing comfort.
Some design decisions that affect cooling include:
Placing seating away from high-heat window zones
Using curtains, blinds, or solar-control fabrics
Keeping air supply and return paths clear
Avoiding oversized furniture that blocks airflow
Using lighter finishes in sun-exposed areas
Creating zoning between high-use and low-use spaces
Avoiding unnecessary heat from inefficient decorative lighting
A customer may not say, “I want to reduce my carbon emissions.”
They may say, “This room is always hot.”
A designer should understand that both statements can lead to the same solution.
A Simple Lighting Example
Lighting is one of the easiest areas to improve.
Residential LEDs use at least 75% less energy and last up to 25 times longer than incandescent lighting. (Source: U.S. Department of Energy)
Let’s take a simple example:
If a home or small office replaces 30 older 50W light fittings with 8W LED fittings, and those lights are used for five hours daily:
Energy saved per fitting: 42W
Total connected load reduction: 1,260W
Daily saving: 6.3 kWh
Annual saving: approximately 2,300 kWh
Using the UAE electricity grid emission factor of 0.4041 kgCO₂e/kWh, that equals roughly 0.93 tonnes of CO₂e avoided per year.
(Source: Climatiq / DEWA emission factor dataset)
Now imagine this across 100 apartments.
The same lighting upgrade could save approximately 230,000 kWh per year and avoid around 93 tonnes of CO₂e annually.
This is why interior decisions matter.
2. Compact Living Is Not a Trend. It Is a Sustainability Strategy.
Urbanization is increasing worldwide. The United Nations projects that 68% of the world’s population will live in urban areas by 2050, compared with 55% in 2018.
(Source: United Nations, World Urbanization Prospects)
This means compact living will become more common, not less.
But compact living should not mean uncomfortable living.
From my experience with customers, the biggest pain points in compact apartments are usually:
No proper entryway storage
Wardrobes that do not match real clothing habits
Oversized sofas or dining tables
Poorly used corners
No dedicated work-from-home zone
Storage added randomly instead of planned
Children’s items taking over the living area
Guest needs not considered
Laundry and cleaning items left without a home
Many of these issues are not caused by the apartment size alone. They are caused by a mismatch between layout and lifestyle.
A practical compact-living design target could be:
Improve usable storage by 10–20%
Reduce unnecessary loose furniture by 15–25%
Keep main circulation paths visually clear
Use vertical space before expanding floor clutter
Combine functions without making the space feel overloaded
For example, in a 60 sqm apartment, improving functional use by even 10% can feel like gaining the benefit of 6 sqm of better-used space. It is not extra built-up area, but it is extra usable value.
That has a direct impact on daily life.
Less clutter. Less stress. Less unnecessary buying. Less wasted space. Better comfort.
This is where interior design can quietly support sustainability without making the space feel “eco-designed.”
3. Carbon Emissions Are Hidden in Materials
When people think about carbon emissions, they usually think about electricity or transportation.
But materials also carry carbon.
Every panel, tile, fabric, paint, adhesive, worktop, metal profile, sofa, and cabinet has an environmental story. It is manufactured, transported, installed, maintained, and eventually replaced or discarded.
In fast-moving interiors, one of the biggest problems is short-life design.
A space is built around a trend, then replaced too soon.
This creates unnecessary cost, waste, and embodied carbon.
A more responsible interior strategy should ask:
Can we reuse anything? Can we repair instead of replace? Can this furniture be reconfigured later? Can this finish survive five to ten years? Can the base palette remain timeless while accessories change? Can we select certified wood, recycled content, or low-emitting materials? Can we avoid materials that look attractive today but fail quickly in daily use?
A practical project target could be to reuse 20–40% of existing furniture or interior elements where suitable.
The quantitative impact depends on the project, but the logic is simple:
If a 50-person office reuses 25 desks and 25 task chairs instead of buying everything new, it avoids purchasing 50 major furniture items. That reduces procurement cost, transport, packaging waste, and disposal pressure.
The qualitative impact is also important.
The client begins to see sustainability not as extra cost, but as smarter use of resources.
4. Indoor Air Quality Is a Health Issue
People spend about 90% of their time indoors. Indoor air quality affects everyone, especially children, elderly people, and people with asthma or heart disease. (Source: U.S. Environmental Protection Agency)
This point is very important for interior designers.
A space can look clean and still have poor air quality.
Common sources of indoor air issues include:
High-VOC paints
Adhesives and sealants
Composite wood products
Poorly maintained AC filters
Dust accumulation
Cooking fumes
Strong cleaning chemicals
Synthetic fragrances
Poor ventilation
Humidity problems
New furniture off-gassing after installation
Globally, the combined effects of ambient and household air pollution are associated with 6.7 million premature deaths annually. (Source: World Health Organization)
Of course, not every interior project has the same risk level. But homes, clinics, offices, nurseries, and elderly-friendly spaces should treat air quality seriously.
The EPA explains indoor air quality improvement through three main actions:
Source control
Ventilation
Filtration
(Source: U.S. Environmental Protection Agency)
For interior design, this can become a practical checklist:
Source Control
Use low-VOC paints, adhesives, sealants, panels, and fabrics
Avoid unnecessary synthetic fragrances
Select materials with product data sheets where possible
Reduce dust-trapping surfaces in sensitive spaces
Ventilation
Plan kitchens and bathrooms properly
Avoid blocking air movement with furniture
Coordinate with MEP teams where required
Allow fresh air strategies where possible
Filtration
Maintain AC filters regularly
Use better filtration where the system allows
Consider air purifiers for bedrooms, nurseries, clinics, or elderly rooms
Monitor PM2.5, CO₂, VOCs, temperature, and humidity where possible
Dubai’s Al Sa’fat Green Building System also requires indoor air quality testing before occupancy for applicable buildings and refers to maximum limits for indoor contaminants.
(Source: Dubai Municipality / Al Sa’fat Green Building System)
A measurable design target could be:
100% low-VOC paint specification
Low-emitting adhesives and sealants
IAQ flush-out before occupancy where possible
Regular filter maintenance schedule
CO₂ and PM2.5 monitoring in dense or sensitive spaces
The qualitative impact is comfort.
The health impact is reduced exposure to pollutants.
The business impact is fewer complaints about smell, dust, discomfort, or poor indoor environment.
5. Sustainable Design Must Include Older People
Sustainability is not only about energy and carbon.
It is also about designing spaces that remain useful as people’s needs change.
By 2030, one in six people in the world will be aged 60 years or over. The number of people aged 60+ is
expected to increase from 1 billion in 2020 to 1.4 billion by 2030 and 2.1 billion by 2050.
(Source: World Health Organization)
This has a direct connection to interiors.
Many homes are designed for young, active users only. But families change. Parents visit. People age. Injuries happen. Children grow. A home that works today may not work five years later.
From a design perspective, elderly-friendly interiors do not need to look hospital-like.
They need to be safe, calm, and easy to use.
Practical solutions include:
Slip-resistant flooring
Better lighting in corridors and bathrooms
Clearer circulation paths
Reduced trip hazards
Easy-to-reach storage
Seating at comfortable heights
Lever handles instead of difficult knobs
Stronger contrast between floor, wall, and furniture
Bathrooms planned with future support needs in mind
A practical target could be:
Keep key circulation paths around 900–1000 mm where feasible
Avoid sharp corners in tight movement zones
Add layered lighting for night movement
Reduce loose rugs in elderly-use areas
Plan bathroom support points early, even if grab bars are installed later
The measurable impact may be fewer modifications later.
The human impact is independence, safety, and dignity.
A sustainable home should not force people to renovate every time life changes.
It should adapt.
6. The Interior Designer’s Measurable Sustainability Checklist
Sustainability becomes useful only when it can be measured.
For interior projects, I believe designers can start with a simple performance checklist.
Energy
Goal: Reduce lighting energy by 70–85% where inefficient systems are replaced with LEDs.
Measurable impact: Lower electricity use, lower heat generation, and lower operational carbon.
Qualitative impact: Better lighting comfort and easier maintenance.
Cooling Comfort
Goal: Improve furniture placement, window treatment, zoning, and airflow so users can increase AC set points without discomfort.
Measurable impact: Even a 1°C thermostat adjustment can save up to 5% on AC consumption.
(Source: DEWA)
Qualitative impact: Better comfort and fewer complaints about rooms being too hot or too cold.
Materials
Goal: Reuse 20–40% of existing furniture or interior elements where possible.
Measurable impact: Reduced purchasing, packaging, delivery, and disposal.
Qualitative impact: Lower project cost and more responsible material use.
Compact Living
Goal: Improve usable storage by 10–20% without increasing built-up area.
Measurable impact: Better functional value per square meter.
Qualitative impact: Less clutter and more comfortable daily routines.
Indoor Air Quality
Goal: Specify low-VOC materials, improve ventilation, maintain filtration, and use air quality monitoring where needed.
Measurable impact: Reduced pollutant sources and better visibility of CO₂, PM2.5, VOCs, temperature, and humidity.
Qualitative impact: Healthier and more comfortable interiors.
Aging and Accessibility
Goal: Integrate safer movement, better lighting, and easier reach from the planning stage.
Measurable impact: Reduced need for future corrective modifications.
Qualitative impact: Safer, more inclusive homes.
The Real Meaning of Sustainable Interiors
After working with many customers, I have learned that sustainability becomes meaningful when it solves real problems.
It helps the customer who feels their home is too small. It helps the family struggling with clutter. It helps the office that wastes space. It helps the elderly parent who needs safer movement. It helps the child breathing indoor dust. It helps the customer trying to reduce energy bills. It helps the business that wants a durable, flexible workplace.
Sustainable interiors are not only about what materials we use.
They are about how intelligently we design.
A sustainable interior should consume less energy, create less waste, support better air quality, use space more efficiently, reduce unnecessary replacement, and improve everyday life.
That is where interior design becomes more than decoration.
It becomes a practical tool for healthier, lower-carbon, and more resilient living.
Written by Shahrukh Zaman Khan PMP®- Certified | Architect & Interior Design Professional Specializing in sustainable space planning, project delivery, compact living, and human-centered built environments.
Comments