It can considered biomass from commercial forest or agricultural waste a sustainable supply of biomass.
Junyong Zhu has written: 'Sustainable production of fuels, chemicals, and fibers from forest biomass' -- subject(s): Sustainable forestry, Forest biomass, Renewable energy sources
biomass is a sustainable fuel that can deliver a significant reduction in net carbon emissions compared with fossil fuels.
biomass nuclear energy sustainable turbine
When supply exceeds demand
Biomass has many benefits, the primary one being that it cannot be depleted like fossil fuels. ... With an abundance of plants on Earth, biomass could be a primary source of renewable energy that's used as a sustainable alternative to fossil fuels
Supply exceeds deman-APEX
When supply is greater than demand
So long as there is a supply of fuel, yes.
Francis X. Johnson has written: 'Bioenergy for sustainable development and international competitiveness' -- subject(s): Biomass energy, Sugarcane industry, Renewable energy sources, Sustainable development
"Sustainable" in this context refers to the source of the energy. If the thermal power plant burns petroleum for example, it is not sustainable, since there is a fairly limited supply of petroleum.
Greed is not sustainable
Fossil fuel, the wind, the Sun, hydro and biomass