| Discipline name | D-Index | World Ranking | National Ranking | Publications | Citations |
|---|---|---|---|---|---|
| Environmental Sciences | 120 | 129 | 58 | 407 | 51630 |
The chart shows the history of publications by Larry L. Needham between 1970 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Larry L. Needham published across 56 years, from 1970 to 2025, averaging 8.8 papers a year. Output peaked at 48 publications in 2006. 1 of the 490 publications appeared in the last two years.
490 publications in total across all disciplines
| Year | Publications |
|---|---|
| 1970 | 1 |
| 1971 | 3 |
| 1972 | 4 |
| 1973 | 0 |
| 1974 | 0 |
| 1975 | 8 |
| 1976 | 1 |
| 1977 | 0 |
| 1978 | 1 |
| 1979 | 3 |
| 1980 | 6 |
| 1981 | 6 |
| 1982 | 5 |
| 1983 | 5 |
| 1984 | 3 |
| 1985 | 1 |
| 1986 | 7 |
| 1987 | 5 |
| 1988 | 0 |
| 1989 | 15 |
| 1990 | 9 |
| 1991 | 2 |
| 1992 | 4 |
| 1993 | 3 |
| 1994 | 6 |
| 1995 | 10 |
| 1996 | 9 |
| 1997 | 5 |
| 1998 | 12 |
| 1999 | 11 |
| 2000 | 18 |
| 2001 | 13 |
| 2002 | 21 |
| 2003 | 20 |
| 2004 | 29 |
| 2005 | 38 |
| 2006 | 48 |
| 2007 | 40 |
| 2008 | 25 |
| 2009 | 33 |
| 2010 | 25 |
| 2011 | 22 |
| 2012 | 5 |
| 2013 | 3 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 0 |
| 2018 | 0 |
| 2019 | 0 |
| 2020 | 1 |
| 2021 | 0 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 1 |
| Total | 490 |
The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Larry L. Needham sits on this spectrum.
This scientist: 407 publications — 94th percentile
94% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 690 publications or more.
| Publications | Scientists | This scientist |
|---|---|---|
| 41–50 | 21 | |
| 51–60 | 62 | |
| 61–70 | 133 | |
| 71–80 | 257 | |
| 81–90 | 361 | |
| 91–100 | 440 | |
| 101–110 | 492 | |
| 111–120 | 541 | |
| 121–130 | 617 | |
| 131–140 | 544 | |
| 141–150 | 541 | |
| 151–160 | 539 | |
| 161–170 | 444 | |
| 171–180 | 444 | |
| 181–190 | 400 | |
| 191–200 | 377 | |
| 201–210 | 318 | |
| 211–220 | 282 | |
| 221–230 | 263 | |
| 231–240 | 220 | |
| 241–250 | 217 | |
| 251–260 | 180 | |
| 261–270 | 181 | |
| 271–280 | 155 | |
| 281–290 | 130 | |
| 291–300 | 127 | |
| 301–310 | 130 | |
| 311–320 | 85 | |
| 321–330 | 106 | |
| 331–340 | 80 | |
| 341–350 | 83 | |
| 351–360 | 75 | |
| 361–370 | 69 | |
| 371–380 | 52 | |
| 381–390 | 54 | |
| 391–400 | 56 | |
| 401–410 | 44 | 407 |
| 411–420 | 40 | |
| 421–430 | 36 | |
| 431–440 | 25 | |
| 441–450 | 25 | |
| 451–460 | 32 | |
| 461–470 | 29 | |
| 471–480 | 21 | |
| 481–490 | 26 | |
| 491–500 | 26 | |
| 501–510 | 17 | |
| 511–520 | 19 | |
| 521–530 | 15 | |
| 531–540 | 22 | |
| 541–550 | 12 | |
| 551–560 | 15 | |
| 561–570 | 11 | |
| 571–580 | 19 | |
| 581–590 | 9 | |
| 591–600 | 9 | |
| 601–610 | 7 | |
| 611–620 | 11 | |
| 621–630 | 5 | |
| 631–640 | 5 | |
| 641–650 | 6 | |
| 651–660 | 3 | |
| 661–670 | 3 | |
| 671–680 | 4 | |
| 681–689 | 4 | |
| 690+ | 100 |
The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Larry L. Needham sits on this spectrum.
This scientist: 120 D-Index — 99th percentile
99% of scientists in this discipline score the same or lower.
The last bar groups every scientist with 126 D-Index or more.
| D-Index | Scientists | This scientist |
|---|---|---|
| 30 | 12 | |
| 31 | 26 | |
| 32 | 51 | |
| 33 | 88 | |
| 34 | 123 | |
| 35 | 163 | |
| 36 | 206 | |
| 37 | 267 | |
| 38 | 265 | |
| 39 | 275 | |
| 40 | 321 | |
| 41 | 343 | |
| 42 | 305 | |
| 43 | 336 | |
| 44 | 330 | |
| 45 | 348 | |
| 46 | 291 | |
| 47 | 275 | |
| 48 | 272 | |
| 49 | 273 | |
| 50 | 263 | |
| 51 | 232 | |
| 52 | 266 | |
| 53 | 217 | |
| 54 | 198 | |
| 55 | 177 | |
| 56 | 202 | |
| 57 | 204 | |
| 58 | 166 | |
| 59 | 177 | |
| 60 | 166 | |
| 61 | 152 | |
| 62 | 143 | |
| 63 | 150 | |
| 64 | 124 | |
| 65 | 119 | |
| 66 | 120 | |
| 67 | 118 | |
| 68 | 82 | |
| 69 | 98 | |
| 70 | 94 | |
| 71 | 105 | |
| 72 | 74 | |
| 73 | 84 | |
| 74 | 70 | |
| 75 | 67 | |
| 76 | 78 | |
| 77 | 60 | |
| 78 | 59 | |
| 79 | 52 | |
| 80 | 47 | |
| 81 | 38 | |
| 82 | 48 | |
| 83 | 42 | |
| 84 | 42 | |
| 85 | 43 | |
| 86 | 29 | |
| 87 | 37 | |
| 88 | 29 | |
| 89 | 30 | |
| 90 | 34 | |
| 91 | 20 | |
| 92 | 22 | |
| 93 | 17 | |
| 94 | 19 | |
| 95 | 24 | |
| 96 | 21 | |
| 97 | 20 | |
| 98 | 24 | |
| 99 | 17 | |
| 100 | 17 | |
| 101 | 21 | |
| 102 | 25 | |
| 103 | 18 | |
| 104 | 26 | |
| 105 | 20 | |
| 106 | 15 | |
| 107 | 10 | |
| 108 | 13 | |
| 109 | 15 | |
| 110 | 12 | |
| 111 | 8 | |
| 112 | 7 | |
| 113 | 9 | |
| 114 | 6 | |
| 115 | 12 | |
| 116 | 7 | |
| 117 | 8 | |
| 118 | 3 | |
| 119 | 5 | |
| 120 | 7 | 120 |
| 121 | 2 | |
| 122 | 4 | |
| 123 | 8 | |
| 124 | 7 | |
| 125 | 9 | |
| 126+ | 92 |
Antonia M. Calafat;Xiaoyun Ye;Lee-Yang Wong;John A. Reidy
Antonia M. Calafat;Lee-Yang Wong;Zsuzsanna Kuklenyik;John A. Reidy
Antonia M. Calafat;Zsuzsanna Kuklenyik;John A. Reidy;Samuel P. Caudill
Manori J Silva;Dana B Barr;John A Reidy;Nicole A Malek
DL Phillips;JL Pirkle;VW Burse;Jr Jt Bernert
Philip W. Davidson;Gary J. Myers;Christopher Cox;Catherine Axtell
Julie B. Herbstman;Andreas Sjödin;Matthew Kurzon;Sally A. Lederman
Benjamin J. Apelberg;Frank R. Witter;Julie B. Herbstman;Antonia M. Calafat
Antonia M. Calafat;Xiaoyun Ye;Lee-Yang Wong;John A. Reidy
Antonia M. Calafat;Zsuzsanna Kuklenyik;John A. Reidy;Samuel P. Caudill
Xiaoyun Ye;Zsuzsanna Kuklenyik;Larry L Needham;Antonia M Calafat
Manori J. Silva;Ella Samandar;James L. Preau;John A. Reidy
Antonia M. Calafat;Xiaoyun Ye;Lee-Yang Wong;Amber M. Bishop
Larry L. Needham;Philippe Grandjean;Birger Heinzow;Poul J. Jørgensen
Duk Hee Lee;Michael W. Steffes;Andreas Sjödin;Richard S. Jones
Andreas Sjödin;Lee Yang Wong;Richard S. Jones;Annie Park
B C Blount;K E Milgram;M J Silva;N A Malek
Lizbeth López-Carrillo;Raúl U. Hernández-Ramírez;Antonia M. Calafat;Luisa Torres-Sánchez
Philippe Grandjean;Pal Weihe;Virlyn W. Burse;Larry L. Needham
M. J. Silva;J. A. Reidy;A. R. Herbert;J. L. Preau
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