World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Environmental Sciences 49 5199 392 207 10004

Roger Perry publications per year

The chart shows the history of publications by Roger Perry between 1950 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Roger Perry published across 76 years, from 1950 to 2025, averaging 3 papers a year. Output peaked at 14 publications in 1979. 5 of the 227 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1950 to 2025. Vertical axis: number of publications, 0 to 14. Peak 14 publications in 1979. 1950: 1 publication 1951: 0 publications 1952: 0 publications 1953: 0 publications 1954: 0 publications 1955: 0 publications 1956: 0 publications 1957: 0 publications 1958: 0 publications 1959: 1 publication 1960: 0 publications 1961: 0 publications 1962: 0 publications 1963: 0 publications 1964: 0 publications 1965: 1 publication 1966: 1 publication 1967: 0 publications 1968: 1 publication 1969: 5 publications 1970: 4 publications 1971: 2 publications 1972: 0 publications 1973: 3 publications 1974: 3 publications 1975: 2 publications 1976: 4 publications 1977: 3 publications 1978: 5 publications 1979: 14 publications 1980: 7 publications 1981: 12 publications 1982: 11 publications 1983: 14 publications 1984: 9 publications 1985: 8 publications 1986: 11 publications 1987: 6 publications 1988: 12 publications 1989: 11 publications 1990: 9 publications 1991: 8 publications 1992: 7 publications 1993: 8 publications 1994: 10 publications 1995: 10 publications 1996: 5 publications 1997: 1 publication 1998: 2 publications 1999: 0 publications 2000: 2 publications 2001: 0 publications 2002: 0 publications 2003: 0 publications 2004: 1 publication 2005: 0 publications 2006: 0 publications 2007: 2 publications 2008: 0 publications 2009: 0 publications 2010: 1 publication 2011: 0 publications 2012: 0 publications 2013: 0 publications 2014: 1 publication 2015: 0 publications 2016: 0 publications 2017: 0 publications 2018: 0 publications 2019: 0 publications 2020: 0 publications 2021: 0 publications 2022: 2 publications 2023: 2 publications 2024: 4 publications 2025: 1 publication
1950 2025

227 publications in total across all disciplines

View publications per year as a table
Roger Perry: publications per year, 1950 to 2025
Year Publications
1950 1
1951 0
1952 0
1953 0
1954 0
1955 0
1956 0
1957 0
1958 0
1959 1
1960 0
1961 0
1962 0
1963 0
1964 0
1965 1
1966 1
1967 0
1968 1
1969 5
1970 4
1971 2
1972 0
1973 3
1974 3
1975 2
1976 4
1977 3
1978 5
1979 14
1980 7
1981 12
1982 11
1983 14
1984 9
1985 8
1986 11
1987 6
1988 12
1989 11
1990 9
1991 8
1992 7
1993 8
1994 10
1995 10
1996 5
1997 1
1998 2
1999 0
2000 2
2001 0
2002 0
2003 0
2004 1
2005 0
2006 0
2007 2
2008 0
2009 0
2010 1
2011 0
2012 0
2013 0
2014 1
2015 0
2016 0
2017 0
2018 0
2019 0
2020 0
2021 0
2022 2
2023 2
2024 4
2025 1
Total 227
Download as CSV

Roger Perry publication distribution in Environmental Sciences in 2026

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 Roger Perry sits on this spectrum.

No. of scientists
200 400 600
Bar chart with 66 bars. Horizontal axis: publications, 41–50 to 690+. Vertical axis: number of scientists, 0 to 617. Most scientists, 617, have 121–130 publications. The last bar groups every scientist with 690 publications or more. The highlighted bar, 201–210 publications, is where this scientist sits. 41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 282 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–689 publications: 4 scientists 690+ publications: 100 scientists
41–50 publications 690+

This scientist: 207 publications — 67th percentile

67% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

View publications distribution as a table
Number of Environmental Sciences scientists by publication count, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
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
201–210 318 207
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
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
Download as CSV

Roger Perry D-index placement in Environmental Sciences in 2026

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 Roger Perry sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 97 bars. Horizontal axis: D-Index, 30 to 126+. Vertical axis: number of scientists, 0 to 348. Most scientists, 348, have 45 D-Index. The last bar groups every scientist with 126 D-Index or more. The highlighted bar, 49 D-Index, is where this scientist sits. 30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 198 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 20 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125 D-Index: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 49 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

View D-Index distribution as a table
Number of Environmental Sciences scientists by D-index, Research.com 2026 ranking edition. Based on 9,676 ranked scientists.
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 49
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
121 2
122 4
123 8
124 7
125 9
126+ 92
Download as CSV

Overview

Roger Perry was affiliated with Imperial College London in the United Kingdom. Their research primarily focused on the field of medicine, with a particular emphasis on public health, environmental and occupational health. Roger Perry's work intersected notably with clinical psychology, education, general health professions, and mechanics of materials.

The scientist contributed extensively to studies and discussions on palliative care and end-of-life issues. They also explored topics related to patient dignity and privacy, grief, bereavement, and mental health, as well as patient-provider communication in healthcare. Their work further encompassed education and critical thinking development, freezing and crystallization processes, and agriculture, soil, and plant science.

Roger Perry authored several papers published across multiple academic venues. Notable publications included:

  • What makes palliative care needs "complex"? A multisite sequential explanatory mixed methods study of patients referred for specialist palliative care, 2021, BMC Palliative Care
  • Communication of palliative care needs in discharge letters from hospice providers to primary care: a multisite sequential explanatory mixed methods study, 2022, BMC Palliative Care
  • Study recruitment factors in advanced cancer: the Prognosis in Palliative care Study II (PiPS2) - a multicentre, prospective, observational cohort project, 2021, BMJ Supportive & Palliative Care
  • Effective practices during emergency school lockdowns: shared experiences of four Australian schools, 2022, The Australian Educational Researcher
  • What Makes Palliative Care Needs "Complex"?: A Multisite Sequential Explanatory Mixed Methods Study of Patients Referred to Specialist Palliative Care, 2020, Research Square (Research Square)

The venues where Roger Perry published were varied, reflecting the multi-disciplinary scope of their work. Frequent publication sites included poster presentations along with journals such as BMC Palliative Care, BMJ Supportive & Palliative Care, The Australian Educational Researcher, and Research Square.

Throughout their career, Roger Perry collaborated regularly with several co-authors. Frequent collaborators included Anne Finucane, John MacArtney, Sarah Wells, Connie Swenson, and Hazel Lamberton.

Best Publications

  • A review of atmospheric polycyclic aromatic hydrocarbons : sources, fate and behavior

    S. O. Baek;R. A. Field;M. E. Goldstone;P. W. Kirk

  • Low-cost adsorbents for waste and wastewater treatment: a review

    S.J.T. Pollard;G.D. Fowler;C.J. Sollars;R. Perry

  • The removal of phosphorus during wastewater treatment: A review

    S Yeoman;T Stephenson;J.N Lester;R Perry

  • Natural zeolite utilisation in pollution control: A review of applications to metals' effluents

    Sabéha Kesraoui-Ouki;Christopher R. Cheeseman;Roger Perry

  • Indoor air quality in homes, offices and restaurants in Korean urban areas—indoor/outdoor relationships

    Sung-Ok Baek;Yoon-Shin Kim;Roger Perry

  • Analysis and interpretation of air quality data from an urban roadside location in Central London over the period from July 1991 to July 1992

    R.G. Derwent;D.R. Middleton;R.A. Field;M.E. Goldstone

  • Handbook of air pollution analysis

    Roger Perry;Robert J. Young

  • Phase distribution and particle size dependency of polycyclic aromatic hydrocarbons in the urban atmosphere

    S.O. Baek;M.E. Goldstone;P.W.W. Kirk;J.N. Lester

  • Vehicle emissions in relation to fuel composition

    Roger Perry;Ivan L. Gee

  • EFFECTS OF CONDITIONING AND TREATMENT OF CHABAZITE AND CLINOPTILOLITE PRIOR TO LEAD AND CADMIUM REMOVAL

    Sabeha Kesraoui-Ouki;Christopher Cheeseman;Roger Perry

  • The significance of algae as trihalomethane precursors

    Nigel J. D. Graham;Valerie E. Wardlaw;Roger Perry;Jia-Qian Jiang

  • Aqueous Ozonation of Pesticides: A Review

    G. Reynolds;N. Graham;R. Perry;R.G. Rice

  • Municipal incinerator as source of polynuclear aromatic hydrocarbons in environment

    Ian W. Davies;Roy M. Harrison;Roger. Perry;Don. Ratnayaka

  • Polynuclear aromatic hydrocarbons in raw, potable and waste waters

    R.M. Harrison;R. Perry;R.A. Wellings

  • Factors influencing the formation of haloforms in the chlorination of humic materials

    Christopher J. Peters;Robert J. Young;Roger. Perry

  • Organic compounds in the cement-based stabilisation/ solidification of hazardous mixed wastes—Mechanistic and process considerations

    S.J.T. Pollard;D.M. Montgomery;C.J. Sollars;R. Perry

  • The balance of heavy metals through a sewage treatment works I. Lead, cadmium and copper

    J.N. Lester;R.M. Harrison;R. Perry

  • Influence of bromide and ammonia upon the formation of trihalomethanes under water-treatment conditions

    Tieu V. Luong;Christopher J. Peters;Roger. Perry

  • Solid state 29Si and 27Al NMR and FTIR study of cement pastes containing industrial wastes and organics

    R.A. Hanna;P.J. Barrie;C.R. Cheeseman;C.D. Hills

  • Ordinary portland cement based solidification of toxic wastes: The role of OPC reviewed

    C.D. Hills;C.J. Sollars;R. Perry

  • The sources and behaviour of tropospheric anthropogenic volatile hydrocarbons

    R.A Field;M.E Goldstone;J.N Lester;R Perry

Frequent Co-Authors

John N. Lester
John N. Lester Cranfield University
Tom Stephenson
Tom Stephenson Cranfield University
Christopher R. Cheeseman
Christopher R. Cheeseman Imperial College London
Simon J. T. Pollard
Simon J. T. Pollard Cranfield University
Colin Hills
Colin Hills University of Greenwich
Manuel J.T. Carrondo
Manuel J.T. Carrondo Universidade Nova de Lisboa
Chi Sun Poon
Chi Sun Poon Hong Kong Polytechnic University
Roy M. Harrison
Roy M. Harrison University of Birmingham
Nigel Graham
Nigel Graham Imperial College London

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

For those interested in advancing their knowledge in Environmental Sciences, exploring education doctoral programs without dissertation can offer a flexible path toward leadership roles in sustainability and environmental education. These programs often balance rigorous academics with practical application, ideal for professionals seeking to impact environmental policy or community education.

If you already hold a Master’s degree in education or a related field, transitioning through eds to edd programs provides an efficient route to doctoral credentials. This pathway allows students to build on prior coursework while specializing in areas like environmental curriculum development or organizational leadership in environmental agencies.

Career opportunities also abound in social work aspects related to environmental justice, making a dsw program an attractive option for integrating social impact with environmental advocacy. Doctorate degrees in social work can prepare professionals to tackle complex community-based environmental challenges.

For students mindful of their budget, a budget friendly online general studies degree can serve as a foundational option. It allows learners to tailor coursework around environmental topics while keeping education costs manageable.

Best Scientists Citing Roger Perry

Recently Published Articles