Maximum number of resources to return, between 1 and 100.

A cursor for use in pagination.

The cursor that points to the starting item of the next page of results. If not provided, the first page of results is returned.

Search for emission factors (case insensitive). A combination of semantic and keyword search is used to provide the most relevant results.

Filter emission factors based on source. When omitted, all sources are returned.

Filter emission factors based on the publication year.

Filter emission factors based on region (case insensitive). When omitted, all regions are returned.

The region_fallback parameter controls how region is interpreted, by default an exact match is required.

Countries are included in regions but there are also broader geographic regions like Europe or Asia.

Controls how region is interpreted and if region fallback is performed.

Region fallback is looking up emission factors for regions related to the specified regions.

• never (the default) means no region fallback is performed and only emission factors that match the specified region(s) are returned.
• always means the emission factors for related regions are unconditionally included in the results.

Filter emission factors based on the logical unit. When omitted, all units are returned.

Whether or not there are more elements available after this set.

If false, this set comprises the end of the array.

Part of a paginated response.

The cursor value to be used as the after parameter for fetching the next page of results.

null if has_more is false.

An array of Emission Factor objects, ordered by best match.

Part of a paginated response.