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August 31, 2026

How to Find Professors in Environmental Science With Funding (2026)

Two commonly cited funding programs, NSF's DDIG and the EPA STAR fellowship, are actually dead: what's still active, and why field seasons and co-supervision change the search itself.

Environmental science funding lists tend to age badly, and this field has a genuine problem with it: two of the most commonly cited individual funding mechanisms for this exact search, NSF's DDIG and the EPA STAR fellowship, have both been discontinued for years, and still show up in roundup after roundup. Knowing which named programs are actually alive, and which structural quirks of the field change how you should search in the first place, matters more here than in most disciplines.

Two named programs that are quietly dead

NSF's Division of Environmental Biology and Division of Integrative Organismal Systems discontinued the Doctoral Dissertation Improvement Grant, DDIG, effective June 2017. It used to give individual PhD students up to $13,000 in direct costs specifically for dissertation-related fieldwork, specialized facility access, and conference travel, and its loss was genuinely felt in ecology and evolutionary biology circles at the time. Existing awards were honored, but no new proposals have been accepted since. Separately, the EPA STAR fellowship, which paid up to $44,000 a year, split between a stipend, tuition and fees, and an expense allowance, for US citizens and permanent residents pursuing doctoral research in environmental fields, awarded its final cohort in 2015 and hasn't run a new competition since, according to EPA's own program page. Both are worth ruling out explicitly before you build a funding plan around them, since federal agencies do occasionally revive discontinued lines under a new name, so it's worth a direct check at publish time rather than assuming permanent closure.

What's actually active: NOAA Sea Grant and USDA NIFA

NOAA's Sea Grant program runs the NMFS-Sea Grant Fellowship, funding up to three years of PhD support in quantitative marine and fisheries fields, population dynamics, ecosystem ecology, fisheries biology, and applied statistics in marine systems, administered through state Sea Grant programs with an application window that has typically fallen in late January. NOAA Sea Grant also runs the Knauss Marine Policy Fellowship, worth knowing about even though it isn't PhD research funding itself: it's a one-year, paid placement for graduate students finishing or recently finished with their degree, working in an executive or legislative branch office in Washington, DC on ocean and coastal policy, and it's a well-known career credential in marine and environmental policy. On the agricultural side, USDA's NIFA National Needs Graduate Fellowship funds PhD training in food, agricultural, and natural resource sciences, but the grant is awarded to universities and departments, not to individual students who apply directly, which means the real search target is finding which specific department currently holds an active NIFA NNF grant, not hunting for an application form under your own name. The Department of Energy runs a less commonly known fourth option worth checking directly, its Environmental System Science program funds research into terrestrial and subsurface ecosystem processes, a genuine funding source for a specific slice of the field that most general environmental-science funding roundups skip entirely because it sits under DOE rather than NSF or EPA.

Horizon Europe: the largest internationally open route

The EU's Marie Skłodowska-Curie Actions Doctoral Networks are one of the largest PhD-level funding mechanisms in environmental science that isn't gated by citizenship, structured as multi-institution networks that fund doctoral researchers across host institutions in the EU. The living allowance runs roughly €4,010 a month gross, adjusted by a country-specific cost-of-living correction factor, plus a separate mobility allowance of around €710 a month, with an additional family allowance where applicable. Individual researcher positions within a network typically run 3 to 36 months, up to 48 months for joint doctorates. Because MSCA funding is attached to the network and host institution rather than to your own nationality, it's a genuinely useful option for international applicants that most US-centric environmental-science funding searches overlook entirely. Call deadlines shift year to year, so confirm the current cycle's dates directly rather than relying on a past one. Because MSCA networks are built around specific host institutions rather than a single national funder, the practical search looks different too: instead of checking one country's funding agency, you're looking for which active networks currently list an open doctoral researcher position in your subfield, most commonly published through the network's own site or through the EU's Euraxess job portal, and reaching out to the named supervisor at the specific host institution once you've found a matching opening.

LTER field stations fund students separately from a single advisor's grant

NSF's Long Term Ecological Research network funds roughly two dozen field sites across the US, and several of them run their own graduate fellowship programs on top of whatever a specific faculty advisor's grant covers. Michigan State's Kellogg Biological Station LTER site, for example, runs Capstone Fellowships, a year of support for advanced PhD students, and separate Summer Fellowships for master's and PhD students, both funded through the site's own NSF award rather than through an individual professor's personal grant line. That's a genuinely different funding structure worth searching for directly if your subfield has a matching field station, since it means a project can have real funding available even when the specific faculty advisor's own grant is between cycles.

Which NSF directorate actually funds a given project is also worth knowing, since NSF splits environmental research across more than one division with different priorities: the Directorate for Geosciences funds work closer to earth-system processes, climate, and oceanography, while the Directorate for Biological Sciences, through its Division of Environmental Biology, funds more organism- and ecosystem-focused ecology. A professor's grant history split across these directorates is a reasonable way to tell what flavor of environmental science their lab actually does before you email them. Separately, the NSF Graduate Research Fellowship Program is worth checking regardless of which directorate a target lab sits under: for the current cycle it pays a $37,000 annual stipend plus a $16,000 cost-of-education allowance for three years of support within a five-year window, and because it's portable and student-controlled rather than tied to one advisor's grant, a GRFP award gives you real flexibility in choosing a lab that a grant-dependent RA position doesn't.

Fieldwork changes the calendar, and the supervisor count

Environmental science carries a structural quirk that lab-based and computational fields mostly don't: a real share of the work, ecology, hydrology, oceanography, wildlife biology, is tied to field seasons. A project built around an Arctic ecosystem, a breeding-season wildlife population, or a growing-season agricultural cycle can only realistically bring on a new student at a specific point in the year, to align with permitting, fieldwork logistics, and a funded field-crew window. That's worth factoring into your outreach timing directly, since a professor who says no in October may say yes to the same request timed around their actual field season. It's also common for a position to be formally co-advised across departments, an ecology PhD split between a biology professor and a geography or earth-science professor, or a role spanning a university department and an affiliated field station or marine lab, which turns the search from finding one compatible person into finding a workable pairing of two research groups, and sometimes two funding sources that both need to line up.

A practical search order

  • Rule out DDIG and EPA STAR as active funding sources before building a plan around them, and confirm their status directly if you're reading older content.
  • Check whether your subfield fits NOAA Sea Grant's NMFS fellowship or USDA NIFA's institutional National Needs Fellowship, and if the latter, identify which department currently holds the grant.
  • If citizenship-restricted US programs don't apply to you, look at Horizon Europe's MSCA Doctoral Networks and the specific host institutions currently running one in your subfield.
  • For fieldwork-heavy subfields, time your outreach around the project's actual field season rather than an arbitrary application deadline, and expect a co-supervision arrangement to be normal rather than an exception.

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Common questions

Is the NSF Doctoral Dissertation Improvement Grant (DDIG) still available?

No. NSF's DEB and IOS divisions discontinued the Doctoral Dissertation Improvement Grant, which used to give individual PhD students up to $13,000 in direct costs for dissertation fieldwork and specialized facility access, effective June 2017. Existing awards were honored but no new proposals have been accepted since. A fair amount of older funding-list content still cites DDIG as active, so don't plan a dissertation budget around it.

Can I still apply for an EPA STAR fellowship?

No, and this one catches people off guard because STAR is still widely cited in scholarship roundups. The EPA's own program page states the final STAR cohort was awarded in 2015, and the program hasn't run a new competition since. When it was active it paid up to $44,000 a year for doctoral students in environmental fields, restricted to US citizens and permanent residents, but it's inactive now, not paused.

What's a genuinely active, internationally open funding source for an environmental science PhD?

Horizon Europe's Marie Skłodowska-Curie Actions Doctoral Networks are one of the largest funding mechanisms in the field that isn't restricted by citizenship. The stipend structure runs roughly €4,010 a month gross living allowance, adjusted by a country cost-of-living factor, plus a separate €710 a month mobility allowance, for a project duration of 3 to 36 months per researcher. It's open to researchers of nearly any nationality applying to host institutions across the EU, which makes it a real option for international applicants that many US-focused funding searches miss entirely.

Why do some environmental science PhD positions only start at certain times of year?

Because a real share of environmental science research, ecology, hydrology, oceanography, wildlife biology, is constrained by field seasons. A project studying an Arctic ecosystem, a breeding-season wildlife population, or a growing-season crop cycle may only be able to bring on a new student at a specific point in the year to line up with fieldwork logistics, permitting, and a funded field-crew window. That's a real structural difference from lab-based or computational fields, where a start date is usually flexible year-round.

Do environmental science PhD students usually have one supervisor or more than one?

Co-supervision across departments is common. It's routine for an environmental science PhD to be formally co-advised, for example an ecology PhD jointly supervised by a biology professor and a geography or earth-science professor, or a position spanning a university department and an affiliated field station or marine lab. That changes the search itself: instead of finding one compatible person, you're often looking for a workable pairing of two research groups and sometimes two separate funding sources that both need to line up.

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