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One question per page, answered in the first paragraph. Written for someone who has to make a decision and would rather check us than trust us.

How we write these

We publish nothing that only restates what is already available. Every page carries either original data, a mechanism explained more precisely than existing sources, first hand experience from our own work, or a claim traced to the primary document rather than to a news summary of it. Where a figure could not be verified, the sentence is written without it.

How this business works

The structural decisions that decide whether a restoration or energy project earns anything, written from what actually goes wrong.

Land and restoration

What a parcel produces, when each stream arrives, and how a block is designed so the fast income pays for the slow canopy.

Technology

How the equipment and the chemistry actually work, including the cases where the fashionable answer is the wrong one.

Technology

What is the difference between alkaline and PEM electrolysers?

How the two designs differ, why responsiveness matters when the power comes from sun and wind, and which questions decide the choice on a particular site.

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Technology

How do you choose a battery chemistry for a renewable energy site?

What duty cycle means, why it decides the choice more than energy density does, and the questions to settle before anyone quotes a battery for a site.

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Technology

How does anaerobic digestion turn farm waste into compressed biogas?

The four biological stages inside a digester, what upgrading actually removes, why feedstock consistency decides whether a plant runs, and what digestate is worth.

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Technology

Which solar module technology performs best in Indian conditions?

Why rated output is measured in conditions India rarely provides, what temperature coefficient and bifaciality actually change, and how to compare modules honestly.

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Technology

What does a vegetation index like NDVI actually measure?

Why leaves look the way they do to a satellite, what a vegetation index can and cannot tell you, and how to read one over time rather than as a single figure.

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Technology

What is biochar, and why is it treated as durable carbon removal?

How pyrolysis turns crop and woody residue into stable carbon, why buyers treat biochar as durable removal, and what determines whether a given batch is any good.

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Technology

What is green hydrogen, and when is it actually the right answer?

A working explanation of green hydrogen, how it differs from grey and blue hydrogen, and the specific conditions that decide whether a project should be built.

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Carbon and markets

How carbon credits are created, who buys them, and why a great many of them turned out to be worth less than they claimed.

Indian policy and rules

What the current Indian rules require, traced to primary sources, because most published summaries repeat figures that are out of date.

Policy

How does a renewable energy project get connectivity to India's inter-state transmission system?

Connectivity and general network access as two separate grants, who can apply, the steps and timelines from application to connectivity agreement, and why the study date matters.

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Policy

How can an industrial consumer in India buy renewable power through green energy open access?

Who is eligible under the Green Energy Open Access Rules, the order of steps from connectivity to approval, which agency handles what, the charges involved and how banking works.

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Policy

Can an Indian project sell carbon credits to buyers in other countries under Article 6 of the Paris Agreement?

Article 6.2, 6.4 and 6.8 in plain terms, what authorisation and corresponding adjustments mean, which activities India lists, the Japan and Korea agreements, and what it means for a project developer.

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Policy

How does compensatory afforestation funding work in India, and why is so much of it unspent?

Where CAMPA money comes from, what the Act and Rules allow it to be spent on, what official figures say about how much is used, and why accredited compensatory afforestation matters for degraded land.

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Policy

What is the biomass co-firing requirement for Indian thermal power plants?

What the 2025-26 Ministry of Power co-firing policy actually requires, why the widely repeated 7 per cent figure is wrong for most of India, and what it means for anyone supplying pellets.

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Policy

Can Indian CSR funds be used for afforestation and environmental projects?

How Section 135 and Schedule VII work, what makes environmental projects eligible, and the practical requirements that decide whether a company can actually route CSR money to your project.

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Policy

How does India's Carbon Credit Trading Scheme work?

How the CCTS baseline and credit mechanism works, which sectors have notified targets, what a unit that misses its target pays, and what the offset route means for anyone producing carbon credits in India.

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Policy

Can private companies establish plantations on forest land in India?

What the January 2026 amendment changed, why removing the NPV and compensatory afforestation requirement is contested, and why we treat forest land as an option rather than a foundation.

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Have a question we have not written up?

If you are weighing a site, a block of land or an investment and cannot find the answer here, ask us. The good questions usually become the next article.